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