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Asked: June 8, 2021In: Class 10 Science

The elements A, B, C, D and E have atomic number 9, 11, 17, 12 and 13 respectively. Which pair of elements belong to the some group ?

CBSE 2022-2023. Class 10 Chemistry Question. Important Questions of Ch:5 Class10th NCERT. Important MCQ of Science Class 10th. NCERT SCIENCE. CBSE Board state and other board. NCERT book extra.

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prodeepbiswas

Asked: June 8, 2021In: Class 10 Science

Upto which element, the Law of Octaves was found to be applicable ?

CBSE 2022-2023. Class 10 Chemistry Question. Important Questions of Ch:5 Class10th NCERT. Important MCQ of Science Class 10th. NCERT SCIENCE. CBSE Board state and other board. NCERT book extra.

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prodeepbiswas

Asked: June 8, 2021In: Class 10 Science

The concept of triads in the elements was given by

CBSE 2022-2023. Class 10 Chemistry Question. Important Questions of Ch:5 Class10th NCERT. Important MCQ of Science Class 10th. NCERT SCIENCE. CBSE Board state and other board. NCERT book extra.

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prodeepbiswas

Asked: June 8, 2021In: Class 10 Science

According to Mendeleev’s periodic law, the element were arranged in the periodic table in the order of

CBSE 2022-2023. Class 10 Chemistry Question. Important Questions of Ch:5 Class10th NCERT. Important MCQ of Science Class 10th. NCERT SCIENCE. CBSE Board state and other board. NCERT book extra.

Poll

prodeepbiswas

Asked: June 8, 2021In: Class 10 Science

Which of the following element would loss an electron easily ?

CBSE 2022-2023. Class 10 Chemistry Question. Important Questions of Ch:5 Class10th NCERT. Important MCQ of Science Class 10th. NCERT SCIENCE. CBSE Board state and other board. NCERT book extra.

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