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TK:aatom, perioodilisustabel ja elektronskeem

Authored by Käti Kruuspan

Chemistry

7th Grade

Used 11+ times

TK:aatom, perioodilisustabel ja elektronskeem
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10 questions

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1.

OPEN ENDED QUESTION

1 min • Ungraded

Selgita, miks aatom on laenguta.

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2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Vali, millisel on positiivne laeng

Aatom

Aatomituum

Elektron

Neutron

Prooton

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Naatriumi tuumaleng on +11. Mitu elektroni on naatriumi aatomis?

11

22

+11

22,99

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Mitmendas perioodis asub see element?

4.

6.

7.

5.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Millise elemendiga on tegu?

Br

Broom

Sr

Strontsium

Kr

Krüptoon

Ar

Argoon

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Millise elemendi elektronskeemiga on tegu?

Pb

Plii

TI

Tallium

S

Väävel

Hg

Elavhõbe

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Millise elemendi aatomnumber (Z) on 76?

Os

Osmium

As

Arseen

Re

Reenium

Hs

Hassium

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