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What nucleus of atom contains ?

  • protons
  • electrons
  • electrons and protons
  • protons and neutrons

Answer: Option D

Similar Questions :

1. What is the hardest form of carbon ?

  • coke
  • graphite
  • charcoal
  • diamond

Answer: Option D

2. Which of the following elements behave chemically both as a metal and a non metal?

  • Boron
  • Carbon
  • Argon
  • Mercury

Answer: Option A

3. Which of the primary component of natural gas?

  • Ethane
  • Propane
  • Methane
  • Butane

Answer: Option C

4. The high reactivity of fluorine is due to ?

  • small size of fluorine atom
  • its high electro negativity
  • availability of d-orbitals
  • strong F - F bond

Answer: Option B

5. What among following is used to produce artificial rain ?

  • copper oxide
  • carbon monoxide
  • silver iodide
  • silver nitrate

Answer: Option C

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