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Građa tvari

Authored by L H

Chemistry

7th Grade

Used 2+ times

Građa tvari
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Što je atom?

Elementarna tvar

Najveća čestica elementarne tvari

Najmanja čestica elementarne tvari

Kemijski spoj

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Broj koji pokazuje od koliko je protona građen neki atom zove se:

atomski, redni ili protonski broj

maseni ili nukleonski broj

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Maseni ili nukleonski broj označujemo slovom:

Z

M

A

N

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Protonski broj označujemo slovom:

P

Z

A

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Današnje kemijske simbole predložio je:

John Dalton

J. Jacob Berzelius

Dmitrij I. Mendeljejev

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jedan atom fosfora označavamo:

1P

P

F

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

U PSE okomiti stupci su skupine

Da

Ne

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