Question Detail

Washing soda is ?

  • sodium sulphite
  • sodium bicarbonate
  • sodiun carbonate
  • sodium biosulphite
Similar Questions :

1. The material which can be deformed permanently by heat and pressure is called a

  • thermoset
  • thermoplastic
  • chemical compound
  • polymer

2. pH of blood is ?

  • 10.4
  • 9
  • 7.4
  • 4

3. Natural rubber is a polymer derived from ?

  • ethylene
  • propylene
  • isoprene
  • butadiene

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

  • Black body radiation
  • Photoelectric effect
  • Zeeman effect
  • Atomic spectrum

5. Nail polish remover contains ?

  • benzene
  • acetic acid
  • acetone
  • petroleum ether
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