Tag: science & technology

Questions Related to science & technology

It is structurally the most complicated vitamin and it contains the biochemically rare element cobalt.
general knowledge science & technology

  1. vitamin B12

  2. vitamin B1

  3. vitamin C

  4. vitamin A

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Correct Option: A

Beriberi is a nervous system ailment caused by a deficiency of ------------ in the diet.
general knowledge science & technology

  1. vitamin D

  2. vitamin C

  3. thiamin (vitamin B1)

  4. vitamin E

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Correct Option: C

What is the chemical representation of Hydrochloric Acid?
general knowledge science & technology

  1. HCL

  2. HCHL

  3. HK

  4. HC

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Correct Option: A

Which gas is known as laughing gas?
general knowledge science & technology

  1. nitrogen trioxide

  2. nitrogen dioxide

  3. hydrogen

  4. nitrous oxide

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Correct Option: D

Brown ring test is done for____
general knowledge science & technology

  1. sulphate detection

  2. nitrate detection

  3. chlorine detection

  4. sulpher detection

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Correct Option: B

sodium is __________
general knowledge science & technology

  1. gas

  2. vapour

  3. solid

  4. metal

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Correct Option: D

What is the chemical symbol of gold?
general knowledge science & technology

  1. Ag

  2. Sb

  3. Au

  4. Gd

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Correct Option: C

What is the atomic Weight of oxygen?
general knowledge science & technology

  1. 8

  2. 16

  3. 7

  4. 6

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Correct Option: B

How many elements present in periodic tables?
general knowledge science & technology

  1. 116

  2. 117

  3. 115

  4. 118

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Correct Option: D

How many elements present in periodic tables?
general knowledge science & technology

  1. 116

  2. 117

  3. 115

  4. 118

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Correct Option: B