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PERIODIC TABLE MCQs PART 1

Authored by MASTER DEJI

Chemistry

8th Grade

Used 3+ times

PERIODIC TABLE MCQs PART 1
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10 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 3 pts

As an atom is neutral, the number of protons is equal to ______

Atomic number

Number of neutrons

Number of electrons

Mass Number

2.

MULTIPLE CHOICE QUESTION

20 sec • 3 pts

Mendeleev arranged the elements in order of _______

Increasing mass number

Decreasing relative atomic mass

Increasing relative atomic mass

Constant mass number

3.

MULTIPLE CHOICE QUESTION

20 sec • 3 pts

The most important classification in chemistry is _______

Naming of organic compounds

Arrangement of elements in the periodic table

Balancing of chemical equations

Electronic configuration of elements

4.

MULTIPLE CHOICE QUESTION

20 sec • 3 pts

The modern periodic law states that the properties of elements are a periodic function of their _______

Atomic numbers

Relative atomic mass

Number of electrons

Molar mass

5.

MULTIPLE CHOICE QUESTION

20 sec • 3 pts

The Russian scientist who first constructed the periodic table was _____

Dimitri Mendeleev

Dimitri Mendelèev

Dmitri Mendelèev

Dmitri Mendeleev

6.

MULTIPLE CHOICE QUESTION

20 sec • 3 pts

The key to periodicity of an element lies in the ______

Periods and groups of the element

IUPAC Name of the element

Electronic configuration of its atoms

Number of neutrons in the element

7.

MULTIPLE CHOICE QUESTION

20 sec • 3 pts

Which of the following statements is/are FALSE

Atoms consist of a central positively charged nucleus

The maximum possible number of electrons in a shell is given by the formula (2n)2

Electrons in shell L possess more energy than those in shell K

Hydrogen atom has only one electron in K shell

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