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