1.
The symbol representation of elements is called:
2.
5,600,000 in exponential notation is:
3.
In heterogeneous mixture, constituents are:
4.
The smallest identity of a compound is:
5.
Which is a correct pair?
6.
Dalton stated that atoms combine in:
7.
Atoms combine chemically to form:
8.
Which scientific form is correct?
9.
Elements are classified into:
10.
Example of metalloid:
11.
Which is an example of a compound?
12.
Dalton stated that atoms of different elements differ in:
13.
Which method separates solids from liquids?
14.
Which does not show Tyndall effect?
15.
Which subatomic particle was discovered first?
16.
Which mixture is uniform throughout?
17.
Which term describes equal distribution in mixture?
18.
Which of the following is matter?
19.
In a solution, saltwater is an example of:
20.
Dalton said atoms cannot be ___.
21.
A homogeneous mixture has:
22.
Mixtures are formed by:
23.
Air is an example of:
24.
Milk is an example of:
25.
Water (H₂O) can be separated by:
26.
Atoms of same element may differ in:
27.
According to Dalton, atoms are:
28.
Which of these is not a state of matter mentioned in text?
29.
Which of these is a heterogeneous mixture?
30.
A mixture can be separated by:
31.
Modern view says atoms are:
32.
Which statement changed Dalton’s theory?
33.
Which is a physical property?
34.
Which cannot be broken down?
35.
Chemical property includes:
36.
N×10ⁿ indicates N is:
37.
0.00056 in scientific notation is:
38.
Elements are made up of:
39.
Pure substances have:
40.
In scientific notation, exponent shows:
41.
Compounds are formed by:
42.
In 3.4×10², the value is:
43.
Matter is anything that has ___ and occupies space.
44.
Which of the following has variable composition?
45.
Which is true about solutions?
