Engineering Chemistry-I (MCQ)

Quiz
•
Chemistry
•
University
•
Medium
LAKSHMI KANTA MAITY
Used 4+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The number of proton in Na+
8
9
10
11
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
H2 molecule is
Covalent
Ionic
Co-Ordinate
None of these
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following are not isoelectronic
Mg++ and Ca++
K+ and Ca++
S2- and Ar
Na+ and Mg++
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Outermost electronic configuration of element having atomic number 17 is represented by
3s1
3s23p5
3s23p6
2s22p3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Isotopes differ in
atomic number
position in periodic table
number of protons
number of neutrons
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6C14 and 7N14 may be classified as
Isotopes
Isobars
Isotones
Isoelectronics
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atomic number and mass number of oxygen is
7,16
8,16
6,12
7,14
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