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