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This Test Contains Questions from PART 2 # CH 2 CHEMISTRY.
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Which of the element is not an alkaline earth metal?
The maximum number of electrons in the outermost shall of s-block element is
In the earth crust sodium is
Which colour is imparted by sodium
Which carbonate of alkali metals is insoluble in water?
In alkali and alkaline earth metals down the group, there is increasing trend in
Which of the following salt is soluble in water?
Which is stronger base in the following
The electrolytic cell used for the production of metallic sodium is known as
The chemical formula of chile salt peter Is
Which of the following element is most reactive?
The chemical formula of Epson salt is
Marble is chemically
Sodium should be stored in
Among the Group-II elements the element with the highest oxidation potentials is
Solvay process is used in the manufacture of
Baking power has which one of the following formula
The element cesium bears resemblance with
Plaster of pares is obtained by heating
Calcium carbide reacts with water to produce
With Increases In atomic number the basic character of s block elements
Which element Is used In TV picture tube?
Washing Soda is
Which of the following Imparts violet coloration to the non-luminous flame of Bunsen burner?
The alkali metal that reacts with nitrogen directly to form nitride is
Which compound will show the higher lattice energy?
With the increase in atomic weights, melting points of the alkali metals
Which of the following has the highest melting point?
Solution of sodium metal in liquid ammonia in strongly reducing due to the presence in the solution of the following
When K20 is added to water, the solution is basic because it contains a significant concentration of:
Aqueous NaCl solution is electrolyzed using platinum electrodes. What is the product formed at cathode?
NaOH is prepared by the method
Molten sodium chloride conducts electricity due to the presence of
Alkali metals are generally extracted by
Which of the following is a man made element?
The wire in the flash bulbs is made up of
Which of the following is different from the other three oxides?
Plaster of Paris hardens by
The atomic numbers of four elements are given below. Which one is an alkaline earth metal?
Which of the following will liberate hydrogen by its reaction with hydrochloric acid?
Mg is an important component of which bio-molecule occurring extensively in living world?
Which gives green colour in fireworks?
Which has minimum hydration energy?
Which of the following alkali metals is the most abundant in earth’s crust?
When Na burns in excess of 02, it forms
Alkali metal halides are ionic in nature with the exception of the halides of
Which of the following is more reactive?
Which of the following can be obtained by electrolytic process
Which one of the following alkaline earth metals shows anomalous behavior in its sub-group?
The element whose electronic configuration is 1s2, 2s2, 2p6, 3S2 is
The most electropositive element among the alkaline earth metals is
The most probable reason that alkaline earth metals form dipositive ions instead of uni-positive ions is
The reaction with cold water is vigorous for alkaline earth metals with the exception of
Which of the following has the maximum hydration energy?
Which of the following alkaline earth metal hydroxides is the least soluble?
These metals which occur in nature as silicate minerals & their oxides are alkaline are called
Ionization Potential value of group II when compared with IA is
The mineral carnal-lite contains magnesium & another metal