Chemistry S Block Elements Group 1 Elements Alkali Metals Online Exam Quiz
Chemistry S Block Elements Group 1 Elements Alkali Metals GK Quiz. Question and Answers related to Chemistry S Block Elements Group 1 Elements Alkali Metals. MCQ (Multiple Choice Questions with answers about Chemistry S Block Elements Group 1 Elements Alkali Metals
Sodium Peroxide is _____________ in colour and potassium superoxide is used as a source of _____________
Options
A : blue, yellow
B : yellow, hydrogen
C : blue, oxygen
D : yellow, oxygen
Lithium fluoride is _____________ in water.
Options
A : completely soluble
B : soluble
C : insoluble
D : cannot say
The melting point of alkali metal is _____________
Options
A : depends on the atmosphere
B : low
C : high
D : zero
What happens when alkali metals are exposed to moist air?
Options
A : formation of nitrates
B : formation of oxides
C : formation of chlorides
D : formation of sulphates
Alkali metals dissolving in Ammonia liquid give the blue solution, this is due to the formation of ammoniated _____________
Options
A : ions
B : metal cations only
C : metal cations and electrons
D : electrons only
Alkaline earth metals show +1 Oxidation state and their atomic volume _____________ down the group.
Options
A : is irregular
B : increase
C : decrease
D : do not change
Which of the following is true regarding the reactivity order of alkali metals towards hydrogen?
Options
A : Li < Na < K > Rb
B : Lithium < Na < K < Rb < Cs
C : Li > Na < Cs
D : Li < Rb > Cs
Which of the following metal is not an alkali metal?
Options
A : magnesium
B : rubidium
C : sodium
D : caesium
Alkali metals are strongly _____________
Options
A : neutral
B : electropositive
C : electronegative
D : non-metallic
All alkali metals are good dash agents?
Options
A : oxidizing
B : reducing
C : both oxidising and reducing
D : neither oxidizing not reducing
Chemical Engineering Basics - Part 1 more Online Exam Quiz
Chemistry Redox Reactions Electrode Processes
Chemistry S Block Elements Anomalous Properties Lithium
Chemistry S Block Elements Biological Importance Sodium Potassium
Chemistry S Block Elements General Characteristics Compounds Alkali Metals
Chemistry S Block Elements Group 2 Elements Alkaline Earth Metals
Chemistry S Block Elements Important Compounds Calcium
Chemistry Solid State Characteristics