Q2. Fill in the blanks1. There are 7 __________ and 18 __________ in t – InterviewSolution

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1.

Q2. Fill in the blanks1. There are 7 ____ and 18 in the modern period table.2. During oxidation of ammonia _ acts as the catalyst.3. Electrolytic _ of water to hydrogen and oxygen is called _.4. ______ is the hardest naturally occurring substances.

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Answer:

1. 7rows and 18 columns

2.molybdenum

3. CALLED ELECTROLYTIC DECOMPOSITION reaction

4.diamonds

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