Question is ⇒ The maximum number of covalent formed by nitrogen is, Options are ⇒ (A) 1, (B) 2, (C) 3, (D) 4, (E) , Leave your comments or Download question paper.

Question is ⇒ The maximum number of covalent formed by nitrogen is, Options are ⇒ (A) 1, (B) 2, (C) 3, (D) 4, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	The maximum number of covalent formed by nitrogen is
A.	1 [Wrong Answer]
B.	2 [Wrong Answer]
C.	3 [Wrong Answer]
D.	4 [Correct Answer]
View Answer 4 -4 Explanation:- Answer : D Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ The metal used to recover copper from a solution of copper sulphate is
Na
Ag
Hg
Fe

⇒ The main buffer system of the human blood is
H2CO3 - HCO3
H2CO3 - CO32-
CH3COOH - CH3COO-
NH2CONH2 - NH2CONH+

⇒ The most electropositive elements among the following is
Na
Ca
K
Cs

⇒ The metallurgical process in which a metal is obtained in a fused state is called
smelting
roasting
calcinations
froth floatation

⇒ The method that cannot be used for removing permanent hardness of water is
adding sodium carbonate
distillation
adding caustic soda
boiling

⇒ The organic reaction represented by equation CH- CH = O + HNOH gives CH- CH - NH + HO is an example of
an addition reaction
a condensation reaction
an oxidation reaction
an elimination reaction

⇒ The nuclear particles which are assumed to hold the nucleons together are
electrons
positrons
neutrons
mesons

⇒ The items amenable to detection by soft x-rays are
contrabands
lead in bullets
narcotics
genuine coins from counterfeit coins

⇒ The National Chemical Laboratory is situated in
New Delhi
Bangalore
Pune
Patna

⇒ The gas used in the manufacture of vanaspati from vegetable oil is
hydrogen
oxygen
nitrogen
carbon dioxide

⇒ The main chemical constituent of clay is
silicon oxide
aluminium borosilicate
zeolites
aluminium silicate

⇒ The most electronegative element among the following is
sodium
bromine
fluorine
oxygen

⇒ The number of atoms present in 21.6 gram of silver (atomic weight = 108) are same as the molecules in
1.8 gram of H2O
12 moles of KMnO4
0.6N H2SO4
4.6 gram of C2H5OH

⇒ The metal that is usually extracted from sea water is
Ca
Na
K
Mg

⇒ The number of g-molecule of oxygen in 6.02 x 10CO molecules is
1 gram of molecule
0.5 gram of molecule
5 gram of molecule
10 gram of molecule

⇒ The number of waves in n x 10Bohr's orbit are
n2
n
n-2
n3

⇒ The main use of salt in the diet is to
make the taste of food better
produce in small amounts the hydrochloric acid required for the digestion of food
ease the process of cooking
increase the solubility of food particles in water

⇒ The Latin wordmeans ant. The name formic acid is derived from this Latin word because
this acid, in ancient times, was used to eliminate ant-hills
this corrosive acid is secreted by ants to drive away their enemies
this acid was first obtained by the distillation of ants
ants are attracted by the odour of this acid

⇒ The number of waves made by an electron moving in an orbit having maximum magnetic quantum number is +3
4
5
2
zero

⇒ Which among the following is in liquid state at normal room temperature?
Mercury
Sodium
Phosphorus
None of these

⇒ The mineral containing both magnesium and calcium is
magnesite
calcite
carnallite
dolomite

⇒ Which among the following is not a natural occurring element?
Uranium
Thorium
Californium
Neptunium

⇒ Which among the following gases is used to manufacture chloroform?
Propane
Ether
Radon
Methane

⇒ Which of the following gases is used in cigarette lighters?
Butane
Methane
Propane
Radon

⇒ The molecules of which gas have highest speed?
H2 at -73oC
CH4 at 300 K
N2 at 1,027oC
O2 at 0oC

⇒ The main active constituent of tea and coffee is
nicotine
chlorophyll
caffeine
aspirin

⇒ The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle?
3 billion years
100 years
0.01 minute
13 days

⇒ The inherited traits of an organism are controlled by
RNA molecules
nucleotides
DNA molecules
enzymes

⇒ What are the number of moles of CO2 which contains 16 g of oxygen?
0.5 mole
0.2 mole
0.4 mole
0.25 mole

⇒ The most malleable metal is
platinum
silver
iron
gold