1
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1
Which among the following is NOT correct regarding the first ionization potential $\left(\mathrm{IP}_1\right)$ of period $I I I$ elements $M g, A l, S i, P$ and $S$ ?
A
$P < S$
B
$A l < M g$
C
$A l < S i$
D
$S i < P$
2
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1
Which one of the following aqueous solutions gives the most intense colour?
A
$0.1 \mathrm{M}\left[\mathrm{Mn}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right] \mathrm{Cl}_2$
B
$0.1 \mathrm{M}\left[\mathrm{Mn}\left(\mathrm{NH}_3\right)_6\right] \mathrm{Cl}_3$
C
$0.1 \mathrm{M}\left[\mathrm{Mn}\left(\mathrm{NH}_3\right)_5 \mathrm{Cl}\right] \mathrm{Cl}$
D
$0.1 \mathrm{M} \mathrm{KMnO}_4$
3
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1
What is the correct relation between the heat capacity at constant volume $\left(C_v\right)$ and heat capacity at constant pressure $\left(C_p\right)$ for an ideal gas? ( $R=$ Universal gas constant)
A
$C_v+C_p=2 R$
B
$C_P-C_V=R$
C
$C_v-C_p=2 R$
D
$C_v+C_p=R$
4
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1

$$ \text { The number of unpaired electron(s) in the square planar complex }[\text{Ni}(\text{CN})_4]^{2-} \text { is/are } $$ :

A
2
B
1
C
4
D
0
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12