>
Exams
>
Chemistry
>
Atomic Number and Mass Number
>
an element with atomic number 14 has a valency of
Question:
An element with atomic number 14 has a valency of
AP POLYCET - 2022
AP POLYCET
Updated On:
May 13, 2024
1
2
4
3
Hide Solution
Verified By Collegedunia
The Correct Option is
C
Solution and Explanation
The correct option is (C): 4
Download Solution in PDF
Was this answer helpful?
0
0
Top Questions on Atomic Number and Mass Number
What is the effective atomic number (EAN) of [Cd(NH
3
)
4
]
2+
?
CUET (PG) - 2023
Science
Atomic Number and Mass Number
View Solution
Complete the following table.
Atomic Number
Mass Number
Number of Neutrons
Number of Protons
Number of Electrons
Number of the Atomic Species
9
-
10
-
-
-
16
32
-
-
-
Sulphur
-
24
-
12
-
-
-
2
-
1
-
-
-
1
0
1
0
-
CBSE Class IX
Science
Atomic Number and Mass Number
View Solution
Composition of the nuclei of two atomic species X and Y are given as under
X
Y
Protons
6
6
Neutrons
6
6
Give the mass numbers of X and Y. What is the relation between the two species?
CBSE Class IX
Science
Atomic Number and Mass Number
View Solution
Explain with examples
(i) Atomic number,
(ii) Mass number,
(iii) Isotopes
(iv) Isobars.
Give any two uses of isotopes.
CBSE Class IX
Science
Atomic Number and Mass Number
View Solution
View All
Questions Asked in AP POLYCET exam
If the centroid of a triangle formed by the points
\((a,b), (b, c)\)
and
\((c,a)\)
is at the origin, then
\(a^3+b^3+c^3 =\)
AP POLYCET - 2024
Triangles
View Solution
If a sin 45°= b cosec 30°, then the value of
\(\frac {a^4}{b^4}\)
is
AP POLYCET - 2024
Trigonometry
View Solution
The ratio of the sum and product of the roots of the quadratic equation
\(7x^2-12x+18=0\)
is
AP POLYCET - 2024
Quadratic Equations
View Solution
If the slope of the line joining the points (4,2) and (3,-k) is -2, then the value of k is
AP POLYCET - 2024
Slope of a line
View Solution
If 25 cm each is the object and image distances due to convex lens, then its focal length is
AP POLYCET - 2024
Light - Reflection and Refraction
View Solution
View More Questions