Class XI

 Melting point of silicon is
  1. 410 °C
  2. 110 °C
  3. 140 °C
  4. 1410 °C
 Elements un-common to both living things and non-living things include
  1. Oxygen
  2. Carbon
  3. Silicon
  4. Nitrogen
Mass of an electron is
  1. 1⁄1840 of a proton
  2. 1⁄1840 of a neutron
  3. 1840 times of a proton
  4. Both A and B
 In solid state, ionic compounds
  1. Have low melting points
  2. Have low boiling points
  3. Conduct electricity
  4. Are non-conductors of electricity
Through separating funnel, immiscible solutions
  1. Cannot be separatedcannot be separated
  2. Cannot be separated completely
  3. Can be easily decanted
  4. Can be centrifuged
Time Elapsed

HR : MIN : SEC
Question Answered
0
Score out of 100
0

Get Started!

we provide the best
services to our students

AmazingCounters.com Views

 

LKG - 12th

Rs 1,999  Annual
Plan
TOP