1
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

Identify the incorrect statement from the following.

A
All the five 5d orbitals are different in size when compared to the respective 4d orbitals.
B
All the five 4d orbitals have shapes similar to the respective 3d orbitals.
C
In an atom, all the five 3d orbitals are equal in energy in free state.
D
The shapes of dxy, dyz and dzx orbitals are similar to each other; and dx2 $$-$$ y2 and dz2 are similar to each other.
2
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

The Kjeldahl's method for the estimation of nitrogen can be used to estimate the amount of nitrogen in which one of the following compounds?

A
NEET 2022 Phase 1 Chemistry - Some Basic Concepts of Organic Chemistry Question 13 English Option 1
B
NEET 2022 Phase 1 Chemistry - Some Basic Concepts of Organic Chemistry Question 13 English Option 2
C
NEET 2022 Phase 1 Chemistry - Some Basic Concepts of Organic Chemistry Question 13 English Option 3
D
NEET 2022 Phase 1 Chemistry - Some Basic Concepts of Organic Chemistry Question 13 English Option 4
3
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus

Choose the correct statement:

A
Diamond and graphite have two dimensional network.
B
Diamond is covalent and graphite is ionic.
C
Diamond is sp3 hybridized and graphite is sp2 hybridized
D
Both diamond and graphite are used as dry lubricants.
4
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus

Identify the incorrect statement from the following

A
Alkali metals react with water to form their hydroxides.
B
The oxidation number of K in KO2 is +4.
C
Ionisation enthalpy of alkali metals decreases from top to bottom in the group.
D
Lithium is the strongest reducing agent among the alkali metals.
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