1
JEE Advanced 2017 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-1
Change Language
The options(s) with only amphoteric oxides is (are)
A
$$C{r_2}{O_3},BeO,SnO,Sn{O_2}$$
B
$$C{r_2}{O_3},CrO,SnO,PbO$$
C
$$NO,{B_2}{O_3},PbO,Sn{O_2}$$
D
$$ZnO,A{l_2}{O_3},PbO,Pb{O_2}$$
2
JEE Advanced 2017 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-1
Change Language
Among the following, the correct statement(s) is (are)
A
$$Al{\left( {C{H_3}} \right)_3}$$ has the three-centre two-electron bonds in its dimeric structure
B
$$B{H_3}$$ has the three-center two-electron bonds in its dimeric structure
C
$$AlC{l_3}$$ has the three-center two-electron bonds in its dimeric structure
D
The Lewis acidity of $$BC{l_3}$$ is greater than that of $$AlC{l_3}$$
3
JEE Advanced 2017 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-1
Change Language
In a bimolecular reaction, the steric factor $$P$$ was experimentally determined to be $$4.5.$$ The correct option(s) among the following is (are)
A
The activation energy of the reaction is unaffected by the value of the steric factor
B
Experimentally determined value of frequency factor is higher than that predicted by arrhenius equation
C
Since $$P = 4.5,$$ the reaction will not proceed unless an effective catalyst is used
D
The value of frequency factor predicted by Arrhenius equation is higher than that determined experimentally
4
JEE Advanced 2017 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-0.75
Change Language
Which of the following combination will produce $${H_2}$$ gas ?
A
Fe metal and conc. $$HN{O_3}$$
B
$$Cu$$ metal and conc. $$HN{O_3}$$
C
$$Zn$$ metal and $$NaOH(aq)$$
D
Au metal and $$NaCN\left( {aq} \right)$$ in the presence of air
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