Attempts of Elements classification

Attempts of Elements classification

8th Grade

28 Qs

quiz-placeholder

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Attempts of Elements classification

Attempts of Elements classification

Assessment

Quiz

Science

8th Grade

Practice Problem

Easy

Created by

Rody Sameh

Used 3+ times

FREE Resource

28 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

The nucleus of the atom contains.......

positive electrons

positive protons

negative electrons

negative protons

2.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Each main energy level contains a definite number of energy

Sublevels

levels

periods

groups

3.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Moseley put.........and........below the periodic table

inert gases - lanthanides

S_block - p_block

lanthanides - actinides

D_block - F_block

4.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

The transition elements start to appear from the beginning of the.........period

fourth

third

fifth

second

5.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

There is a question that says --Elements of D_block are arranged in......groups--

sally answered it --2--

mariam answered it --5--

malak answered it --6--

you answered it --10--

who answered it correct?

you

mariam

sally

malak

6.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Nobel gases are located in group.......

zero

12

6

17

7.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Elements of group (6A) in the periodic table have the same number of

proton inside the nucleus

energy levels around the nucleus

neutrons inside the nucleus

electrons in the outermost energy levels

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