A. Structural formula
B. Empirical Formula
C. Molecular Formula
D. None of above
152. A chemical formula based on actual number of molecule is called formula.?
A. Structural
B. Molecular
C. Empirical
D. None of above
153. On the Fahrenheit scale, the freezing point of water is.?
A. 30F
B. 31F
C. 32F
D. None of above
154. Very small and very large quantities are expressed in term of.?
A. Logarithm
B. Significant figures
C. Exponents
D. None of above
155. Which of the following is a single pure compound.?
A. Air
B. Steam
C. Brass
D. Sea Water
156. Which one of the following is not a compound.?
A. Air
B. Lime
C. Sodium Carbonate
D. Water
157. Formula of Ferric sulphate is.?
A. FeSO4
B. Fe2(SO4)3
C. Fe2SO4
D. None of above
158. A Mixture whose composition in uniform throughout the mixture is called.?
A. Heterogeneous
B. Homogenous
C. Photonuclear
D. None of above
159. The Number of Moles present in 6gms of carbon is.?
A. 2
B. 0.5
C. 5
D. 1
160. Freezing point of water.?
A. 32F
B. 273K
C. 0C
D. All of These