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Answer: B

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202.

The atoms of the elements having same atomic number but different mass number are called

Answer: B

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203.

The fundamental particles present in equal numbers in neutral atoms are

Answer: A

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Answer: B

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Answer: C

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206.

The enzyme that converts glucose to ethyl alcohol is

Answer: B

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207.

The atoms of the elements which have same number of neutrons are called

Answer: C

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208.

The credit for the discovery of transuranic element goes to

Answer: C

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209.

Dust particles in the air of large industrial cities are removed by

Answer: B

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210.

The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is

Answer: B

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