This chapter is currently out of syllabus
1
JEE Main 2019 (Online) 12th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The metal that gives hydrogen gas upon treatment with both acid as well as base is :
A
mercury
B
zinc
C
iron
D
magnesium
2
JEE Main 2019 (Online) 10th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The correct statements among (a) to (d) are :
(a) saline hydrides produce H2 gas when reacted with H2O.
(b) reaction of LiAlH4 with BF3 leads to B2H6.
(c) PH3 and CH4 are electron - rich and electron - precise hydrides, respectively.
(d) HF and CH4 are called as molecular
A
(a), (b), (c) and (d)
B
(a), (c) and (d) only
C
(c) and (d) only
D
(a), (b) and (c) only
3
JEE Main 2019 (Online) 10th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The synonym for water gas when used in the production of methanol is :
A
fuel gas
B
laughing gas
C
syn gas
D
natural gas
4
JEE Main 2019 (Online) 9th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The number of water molecule(s) not coordinated to copper ion directly in CuSO4.5H2O, is :
A
2
B
4
C
3
D
1
JEE Main Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12