1
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Out of TiF62$$-$$, CoF63$$-$$, Cu2Cl2 and NiCl42$$-$$ (Z of Ti = 22, Co = 27, Cu = 29, Ni = 28) the colourless species are
A
Cu2Cl2 and NiCl42$$-$$
B
TiF62$$-$$ and Cu2Cl2
C
CoF63$$-$$ and NiCl42$$-$$
D
TiF62$$-$$ and CoF63$$-$$
2
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Which of the following is not permissible arrangement of electrons in an atom ?
A
n = 5, $$l$$ = 3, m = 0, s = +1/2
B
n = 3, $$l$$ = 2, m = $$-$$ 3, s = $$-$$1/2
C
n = 3, $$l$$ = 2, m = $$-$$ 2, s = $$-$$1/2
D
n = 4, $$l$$ = 0, m = 0, s = $$-$$1/2
3
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
For the reaction, N2 + 3H2 $$ \to $$ 2NH3, if
$${{d\left[ {N{H_3}} \right]} \over {dt}}$$ = 2 $$ \times $$ 10$$-$$4 mol L$$-$$1 s$$-$$1,
the value of $${{ - d\left[ {{H_2}} \right]} \over {dt}}$$ would be
A
4 $$ \times $$ 10$$-$$4 mol L$$-$$1 s$$-$$1
B
6 $$ \times $$ 10$$-$$4 mol L$$-$$1 s$$-$$1
C
1 $$ \times $$ 10$$-$$4 mol L$$-$$1 s$$-$$1
D
3 $$ \times $$ 10$$-$$4 mol L$$-$$1 s$$-$$1
4
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Propionic acid with Br2/P yields a dibromo product. Its structure would be
A
AIPMT 2009 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 61 English Option 1
B
CH2(Br) $$-$$ CH2 $$-$$ COBr
C
AIPMT 2009 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 61 English Option 3
D
CH2(Br) $$-$$ CH(Br) $$-$$ COOH