Carbon and its Compounds

Bihar Board Class 10 · Science · 35 past questions

8 of 35 · show all

1. Q21 2023

   What is the chemical formula of dry ice?

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2. Q22 2023

   The hardest natural substance is

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3. Q23 2023

   How many bonds are there between two atoms of one molecule of oxygen gas ?

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4. Q24 2023

   The sodium salts of higher fatty acids are called

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5. Q25 2023

   Which of the following is a symbol of carbonyl group?

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6. Q26 2023

   Which of the following organic compounds is an alkyne ?

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7. Q27 2023

   What is the general formula of an alkane?

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8. Q28 2023

   Carbon combines with hydrogen to form

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