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