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