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Chemistry

241.

Alloys made with mercury as one metal are called ?

Answer: C

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242.

What is a mixture of potassium nitrate powdered charcoal and sulphur called?

Answer: C

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243.

What are the Monomers that make up Proteins?

Answer: A

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244.

When the nucleus of Uranium is bombarded with neutrons, it breaks up into two nuclei of nearly equal mass. this process is called

Answer: A

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245.

Rutherford's alpha-scattering experiment related to the size of the

Answer: A

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246.

The molecule which has the highest percentage of ionic character among the following is

Answer: B

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247.

The maximum number of isomers for an alkene with molecular formula C4H8 is

Answer: B

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248.

Positive ions are formed from neutral atoms by loss of

Answer: D

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Answer: C

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250.

The nuclear particles which are assumed to hold the nucleons together are ?

Answer: A

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