The chemical name of Laughing gas is___________?
The chemical name of Laughing gas is___________?
A. Nitric oxide
B. Nitrogen dioxide
C. Nitrogen pentoxide
D. Nitrous oxide
Similar Posts
Earth is divided into following three layers?
Earth is divided into following three layers?a. Crust, Mountains, Oceans
b. Crust, Mantle, Trenches
c. Trenches, Mountains, Core
d. Crust, Mantel, CoreWhat is the chance of diabetic baby born to parents both heterogeneous normal ?
What is the chance of diabetic baby born to parents both heterogeneous normal ?A. Zero
B. ¼
C. ½
D. ¾
E. None of theseWhich of the following is good conductor of heat but bad conduct of electricity?
Which of the following is good conductor of heat but bad conduct of electricity?A. Aluminium
B. Titanium
C. Abestos
D. Mica1 yard =___________?
1 yard =___________?A. 3 feet
B. 6 feet
C. 2.4 feet
D. 12 feetSevere deficiency of Vitamin D results in __________.
Severe deficiency of Vitamin D results in __________.A. scurvy
B. rickets
C. night blindness
D. None of theseThe repetition of property after a certain interval called ___________?
The repetition of property after a certain interval called ___________?
A. Electron efinity
B. Atomic radius
C. periodicity of property
D. none of these