Free Printable ISOC Games

Worksheets

ISOC Games

Total questions: 15

Worksheet time: 13mins

Name

Class

Date

What does a represent?

Proton

Neutron

Electron

Burning is always a chemical reaction.

True

false

A catalyst

is added to a reaction to make it slow down

breaks apart and is changed

provides an energetic short cut to the products

Chemical Formulas ...

are written in alphabetical order

represent the destruction or creation of atoms

represent how atoms are arranged in a chemical reaction

According to the Bohr model of the atom, the single electron of a hydrogen atom circles the nucleus

in specific, allowed orbits.

in one fixed orbit at all times.

at any of an infinite number of distances, depending on its energy.

counterclockwise.

Which shape represents the shape of an "s" orbital?

ISOC stand for

Indonesian Seminar on Chemistry

International Seminar on Chemical

Indonesian Seminar of Chemical

International Seminar Chemistry

Who is the ISOC 4th Keynote Speaker from USA?

Prof. James Ketudat Cairns

Prof. Geraldine Richmond

Prof. Hamzah Fansuri

Prof. Muhammad Iqbal Choudhary

What is the theme on the ISOC 4th 2020?

Chemistry for Prosperity

Hold The Hand With Chemical

Hold The World with Chemistry

Hold The World with Chemical

10.

what kind of molecule is this?

alkane

alkene

alkyne

cycloalkane

11.

All organic compounds contain the element

carbon

nitrogen

phosphorus

sulfur

12.

Which of the following is LEAST likely to dissolve in water?

nonpolar fats and oils

polar sugar molecules

salt made of a positive sodium ion and a negative chloride ion

all of the substances will dissolve easily in water

13.

Attractions between water molecules are called

Covalent bonds

Ionic bonds

Polar bonds

Hydrogen bonds

14.

1. How are electrons different from protons and electrons?

They are more massive than protons and electrons

They have no electrical charge

They are less massive than protons and electrons

Protons and electrons exist in atomic nuclei; neutrons orbit the nuclei in a “cloud”

15.

What is atomic number?

Number of protons in an atom.

Number of neutron in an atom.

Mass of an atom.

Charge on an atom

100 %

ISOC Games

Total questions: 15

Worksheet time: 13mins

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