Lớp 11

Các bài giảng, lý thuyết, chuyên đề và bài tập đề thi các môn học từ Toán, Văn, Anh, Lý, Hoá, Sinh, Sử, Địa, GDCD,… lớp 11 được soạn kĩ lưỡng và dễ hiểu nhất trên Lecttr

Tiếng Anh lớp 11

Chương trình Tiếng Anh 11

<img alt='' data-srcset="https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset="https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by Vy Nguyen Tháng 12 2, 2021

Bài 9: Axit nitric và Muối nitrat

Written by Lê Nhi Tháng 10 3, 2021

Chương 9. Anđehit - Xeton - Axit cacboxylic

Bài 44: Andehit – Xeton

Written by Callie Tháng 10 3, 2021

Chuyên đề Axit nitric và muối nitrat

<img alt='' data-srcset="https://secure.gravatar.com/avatar/52364e4b45f86c63f1e552102171c1ef6ac66e14b73e4ec758d05f57e5b7bb07?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/52364e4b45f86c63f1e552102171c1ef6ac66e14b73e4ec758d05f57e5b7bb07?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/52364e4b45f86c63f1e552102171c1ef6ac66e14b73e4ec758d05f57e5b7bb07?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/52364e4b45f86c63f1e552102171c1ef6ac66e14b73e4ec758d05f57e5b7bb07?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by anhaodang Tháng 9 30, 2021

Chương 9. Anđehit - Xeton - Axit cacboxylic

Chuyên đề Anđehit – Xeton

<img alt='' data-srcset="https://secure.gravatar.com/avatar/52364e4b45f86c63f1e552102171c1ef6ac66e14b73e4ec758d05f57e5b7bb07?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/52364e4b45f86c63f1e552102171c1ef6ac66e14b73e4ec758d05f57e5b7bb07?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/52364e4b45f86c63f1e552102171c1ef6ac66e14b73e4ec758d05f57e5b7bb07?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/52364e4b45f86c63f1e552102171c1ef6ac66e14b73e4ec758d05f57e5b7bb07?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by anhaodang Tháng 9 30, 2021

Chuyên đề Phenol

<img alt='' data-srcset="https://secure.gravatar.com/avatar/52364e4b45f86c63f1e552102171c1ef6ac66e14b73e4ec758d05f57e5b7bb07?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/52364e4b45f86c63f1e552102171c1ef6ac66e14b73e4ec758d05f57e5b7bb07?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/52364e4b45f86c63f1e552102171c1ef6ac66e14b73e4ec758d05f57e5b7bb07?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/52364e4b45f86c63f1e552102171c1ef6ac66e14b73e4ec758d05f57e5b7bb07?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by anhaodang Tháng 9 30, 2021

Unit 4

Unit 4: School education system

Written by ngocnguyen2912 Tháng 9 29, 2021

Unit 11

Unit 11: Sources of energy

<img alt='' data-srcset="https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset="https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by Vy Nguyen Tháng 9 29, 2021

Unit 10

Unit 10: Nature in danger

<img alt='' data-srcset="https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset="https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by Vy Nguyen Tháng 9 29, 2021

Unit 6

Unit 6: Competitions

<img alt='' data-srcset="https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset="https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" height='60' width='60' decoding='async' data-src='https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' class='avatar avatar-60 photo avatar-img lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/f4eff82770acc2ad857d86f40732251a914f553ddf503c5875e415e9a66c9094?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' decoding='async'/>

Written by Vy Nguyen Tháng 9 29, 2021