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WorksheetsNarayana eTechnoschool JEE revision
Total questions: 15
Worksheet time: 5mins
Name
Class
Date
1.
Which of the following is an element
a)
b)
c)
d)
2.
The number of atoms present in one molecule of an element is
a)
b)
c)
d)
3.
Which of the following nonmetal ls lustrous
a)
b)
c)
d)
4.
Elements are classified into
a)
b)
c)
d)
e)
5.
The chemical name of AgNO3
a)
b)
c)
d)
6.
The chemical name of HgO is
a)
b)
c)
d)
7.
Among the following elements which are non metals
a)
Na,k,Al
b)
Ge,Te,Po
c)
Sn,Ba,Pt
d)
H,N,O
8.
Which of the following is commonly called as marsh gas
a)
b)
c)
d)
9.
Which of the following is a nonmetal
a)
b)
c)
d)
10.
Identify the metal chloride from the following
a)
b)
c)
d)
11.
The formula of washing soda is
a)
Na2CO3.7H2O
b)
Na2CO3.H2O
c)
Na2CO3.10H2O
d)
Na2CO3
12.
The formula of baking soda is
a)
NaHCO3
b)
Na2CO3
c)
KHCO3
d)
K2CO3
13.
Which of the following is not the correct formula
a)
b)
c)
d)
NaCl2
14.
The lead is
a)
b)
c)
d)
15.
Which of the following is/or hydrated salt
a)
b)
c)
d)
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