0.45 g acid of molecular weight 90 was neutralise by 20 mL of 0.5 N KOH
0.45 g acid of molecular weight 90 was neutralise by 20 mL of 0.5 N KOH. The basicity of acid…
7 years ago
Memory
Number of unpaired electrons in N2⁺ is
Number of unpaired electrons in N2⁺ is Options (a) 2 (b) 0 (c) 1 (d) 3 Correct Answer: 1Explanation:N(7) =…
7 years ago
The number of nodal planes in pₓ is
The number of nodal planes in pₓ is Options (a) 1 (b) 2 (c) 3 (d) 0 Correct Answer: 1Explanation:The…
7 years ago
The following quantum numbers are possible for how many orbital(s)
The following quantum numbers are possible for how many orbital(s) n= 3, l = 2, m = +2 ? Options…
7 years ago
The percentage weight of Zn in white vitriol [ZnSO₄ 7H₂O] is approximately equal
The percentage weight of Zn in white vitriol [ZnSO₄ 7H₂O] is approximately equal to Zn=65, S=32, O=16 and H=1) Options…
7 years ago
How many moles of lead (II) chloride will be formed from a reaction between
How many moles of lead (II) chloride will be formed from a reaction between 6.5 g of PbO and 3.2…
7 years ago
1 Wb/m² equal to
1 Wb/m² equal to Options (a) 10⁴ G (b) 10² G (c) 10⁻² G (d) 10⁻⁴ G Correct Answer: 10⁴…
7 years ago
Parsec is the unit of
Parsec is the unit of Options (a) time (b) distance (c) frequency (d) angular acceleration Correct Answer: distanceExplanation:No explanation available.…
7 years ago
Lumen is the unit of
Lumen is the unit of Options (a) illuminating power (b) luminous flux (c) luminous intensity (d) none of these Correct…
7 years ago
Unit of reduction factor is
Unit of reduction factor is Options (a) ampere (b) ohm (c) tesla (d) weber Correct Answer: ampereExplanation:Reduction factor K =…
7 years ago