Q : The atoms of Germanium, Arsenic, Selenium and Bromine contain _____ shells.
(A) 4
(B) 3
(C) 5
(D) 7
Give an example of a slat which gives an aqueous solution of pH less than 7.
(A) Sodium chloride
(B) Ammonium chloride
(C) Sodium carbonate
(D) Sodium bicarbonate
_____ solution is used to treat a bee sting.
(A) Lemon juice
(B) Milk
(C) Vinegar
(D) Baking soda
The force that a neutron exerts on a proton inside an atom is:
(A) Nuclear force
(B) Gravitational force
(C) Tidal force
(D) Electrostatic force
Weight of an object on the moon is ______ the weight of the object on earth.
(A) 1/5th
(B) 1/2th
(C) 1/6th
(D) Equal to
___ elements have the largest atoms.
(A) F
(B) O
(C) H
(D) Li
Atmospheric temperature increasing at the higher altitudes is called
(A) Radiation
(B) Inversion
(C) Conduction
(D) Convection
(A) Fructose
(B) Cellulose
(C) Glucose
(D) Sucrose
(A) Nitric oxide
(B) Carbon dioxide
(C) Temperature
(D) DPG
(A) Mitichondria
(B) Cytoplasm
(C) Mitochondrial outer membrane
(D) None of above
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