1
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
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
In an experiment it showed that 10 mL of 0.05 M solution of chloride required 10 mL of 0.1 M solution of AgNO3, which of the following will be the formula of the chloriode (X stands for the symbol of the element other than chlorine)
A
X2Cl2
B
XCl2
C
XCl4
D
X2Cl
3
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
The outer orbitals of C in ethane molecule can be considered to be hybridized to give three equivalent sp2 orbitals. The total number of sigma $$\left( \sigma \right)$$ and pi $$\left( \pi \right)$$ bonds in ethane molecule is
A
3 sigma $$\left( \sigma \right)$$ and 2 pi $$\left( \pi \right)$$ bonds
B
4 sigma $$\left( \sigma \right)$$ and 1 pi $$\left( \pi \right)$$ bonds
C
5 sigma $$\left( \sigma \right)$$ and 1 pi $$\left( \pi \right)$$ bonds
D
1 sigma $$\left( \sigma \right)$$ and 2 pi $$\left( \pi \right)$$ bonds
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
In which of the following pair both the species have sp3 hybridization ?
A
SiF4, BeH2
B
NF3, H2O
C
NF3, BF3
D
H2S, BF3