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Who is regarded as father of modern chemistry ?

  • Ruterford
  • Einstein
  • Lavoisier
  • C.V. Raman
Similar Questions :

1. Chemical used in photography is

  • sodium sulphate
  • sodium sulphite
  • sodium thiosulphate
  • sodium oxalate

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

  • paint
  • aluminium
  • brass
  • gun powder

3. What is laughing gas ?

  • nitrous oxide
  • nitric oxide
  • nitrogen oxide
  • nitrogen peroxide

4. Natural rubber is a polymer derived from ?

  • ethylene
  • propylene
  • isoprene
  • butadiene

5. The ejection of electrons when a metal surface is irradiated is known as

  • Black body radiation
  • Photoelectric effect
  • Zeeman effect
  • Atomic spectrum
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  • Dorjey 9 years ago

    how it ispossible that group 2 element can form two covalent bonds when their electron are paired up???

    pardeep 9 years ago replied

    It contain empty p orbital due to that s orbital e unpaired and for covalent bond

    pardeep 9 years ago replied

    Due to presence vacant p orbital s orbital electrons unpaired and form covalent bond