1
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
According to law of photochemical equivalence the energy absorbed (in ergs/mole) is given as (h = 6.62 $$ \times $$ 10$$-$$27 ergs, c = 3 $$ \times $$ 1010 cm s$$-$$1, NA = 6.02 $$ \times $$ 10$$-$$23 mol$$-$$1)
A
$${{1.196 \times {{10}^8}} \over \lambda }$$
B
$${{2.859 \times {{10}^5}} \over \lambda }$$
C
$${{2.859 \times {{10}^{16}}} \over \lambda }$$
D
$${{1.196 \times {{10}^{16}}} \over \lambda }$$
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
The outer electronic configuration of Gd (At. No. 64) is
A
4f5 5d4 6s1
B
4f7 5d1 6s2
C
4f3 5d5 6s2
D
4f4 5d5 6s1
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
What is the maximum numbers of electrons that can be associated with the following set of quantum numbers ?
n = 3, $$l$$ = 1 and m = $$-$$ 1
A
4
B
2
C
10
D
6
4
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
The value of Planck's constant is 6.63 $$ \times $$ 10$$-$$34 J s. The speed of light is 3 $$ \times $$ 1017 mm s$$-$$1. Which value is closest to the wavelength in nanometer of a quantum of light with frequency of 6 $$ \times $$ 1015 s$$-$$1 ?
A
50
B
75
C
10
D
25
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