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Select Lessons (14)
Acid-Base Equilibrium
Atomic Structure And Related Patterns In The Periodic Table
Bonding And Structure, And Intermolecular Forces
Chemical Equilibrium
D-Block Elements (Transition Elements)
DESCRIPTIVE INORGANIC CHEMISTRY: Group IV (14)
DESCRIPTIVE INORGANIC CHEMISTRY: Halogens (GROUP VII or 17)
DESCRIPTIVE INORGANIC CHEMISTRY: Modern Periodic Table, Periodicity And S-Block Elements
Functional Group Chemistry And Reaction Mechanism
ORGANIC CHEMISTRY: Fundamentals
Raoult’s Law And Phase Equilibria
Reaction Kinetics
Redox Equilibrium
The Mole Concept
5/55 MCQs for:
DESCRIPTIVE INORGANIC CHEMISTRY: Modern Periodic Table, Periodicity And S-Block Elements
... reacts easily in air.
Metals.
Alkali metals.
Alkaline earth metals.
Good metals.
Going across the Periodic Table from sodium to aluminium,.
The melting temperature increases.
The radius of the atom increases.
The radius of the metal ion increases.
The bonding in the element changes from metallic to covalent.
The order of decreasing ionisation enthalpy in alkali metals is.
Rb < Na < K < Li.
K < Li < Na < Rb.
Na > Li > K > Rb.
Li > Na > K > Rb.
Reactivity of alkalis with water:
Increases and decreases.
Decreases.
Stays the same.
Increases.
The electronic configuration of potassium is 2:8:8:1. It shows that potassium belongs to … and … of the periodic table.
Group I and period 4.
Group V and period 1.
Group IV and period 1.
Group 1 and period IV.