August 2022

Periodic Classification of Elements Question and Answer | Class 10 Chemistry

Periodic Classification of Elements / /

In this post, periodic classification of elements question answers are provided which includes NCERT questions as well. 1. Did Dobereiner’s triads also exist in the columns of Newlands’ Octaves? Compare and find out. Answer: Yes, Dobereiner’s triads also existed in the columns of Newland’s Octaves. For example, Li, Na, K.If we consider lithium (Li) as […]

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Periodic Classification of Elements: Short Notes | Class 10 Chemistry

Periodic Classification of Elements / /

In this post, you will get notes of periodic classification of elements chapter. Dobereiner’s Triads Dobereiner’s found that when elements are arranged into groups of three in the order of their increasing atomic mass, the atomic mass of the element; which comes in the middle, is the arithmetic mean of rest of the two. He

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Carbon and its Compounds Question and Answer | Class 10 Chemistry

Carbon and its compounds / /

Carbon and its Compounds questions and answers are provided in this post including NCERT questions. 1. What would be the electron dot structure of carbon dioxide which has the formula CO2? Answer: The electron dot structure of carbon dioxide molecule is as: 2. What would be electron dot structure of sulphur which is made up

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