111. Among the alkali metals, the metal with the highest ionization potential is?
(a) Na
(b) Li
(c) Rb
(d) Cs
112. The halogen present in the solid form is?
(a) Chlorine
(b) iodine
(b) Fluorine
(d) Bromine
113. Tendency of a metal to lose electron is called?
(a) Electro negativity
(6) Electroplating
(b) Electro positivity
(d) Electrolysis
114. The word alkali means?
(b) Basic salt
(c) Acid
(d) Ashes
(a) Base
115. The oxide of calcium CaO is?
(a) Acidic
b) Basic
(c) Amphoteric
(d) neutral
116. Which one of the following is not an Alkali metal?
(a) Francium
(b) Rubidium
(c) Cesium
(d) Radium
117. Group 11 elements are named as earth metals because?
(a) Their oxides are basic
(b) Their oxide and hydroxide are water soluble
(c) Both A and B
(d) They are found in earth
118. Alkali metals are very?
(a) Very reactive
(b) Both of these
(b) Non-reactive
(d) None of these
119. Sodium is?
(a) Soft
(b) Hard
(d) Both of these
(d) None of these
120. The law of Mass action was proposed by’?
(a) Goldberg
(b) Peter wage
(c) Both of these
(d) None of these
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