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