Recent questions in Chemistry

0 like 0 dislike

1 answer 167 views

What is the fourth most abundant element in the universe in terms of mass?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 180 views

True or false? A proton carries a positive charge

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 153 views

Atoms of the same chemical element that have different atomic mass are known as?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 176 views

Is sodium hydroxide (NaOH) an acid or base?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 172 views

True or false? Bases have a pH level below 7.

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 278 views

What is the name given to substances that are initially involved in a chemical reaction?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 254 views

What is the third most common gas found in the air we breathe?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 262 views

What is H20 more commonly known as?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 189 views

A nuclear reaction where the nucleus of an atom splits into smaller parts is known as nuclear fission or nuclear fusion?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 222 views

True or false? A neutron has no net electric charge.

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 139 views

At room temperature, what is the only metal that is in liquid form?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 224 views

What orbits the nucleus of an atom?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 151 views

K is the chemical symbol for which element?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 213 views

What is the chemical symbol for gold?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 167 views

Famous New Zealand scientist Ernest Rutherford was awarded a Nobel Prize in which field

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 222 views

True or false? An electron carries a positive charge

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 244 views

What is the main gas found in the air we breathe?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 210 views

True or false? Acids have a pH level below 7

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 242 views

What is the centre of an atom called?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 190 views

What is the first element on the periodic table?

asked Nov 5, 2019 in Chemistry by danish (1.0m points)

Categories