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2. Aatomi ehitus, perioodilisustabel

Authored by Krista Kõiv

Chemistry

8th Grade

Used 75+ times

2. Aatomi ehitus, perioodilisustabel
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14 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Elektronide arv aatomis võrdub

neutronite arvuga

prootonite arvuga

prootonite ja neutronite summaga

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

elektriliselt neutraalsed on

elektronid

neutronid

prootonid

aatomituum

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

aatomituum koosneb

tuumast ja elektronkattest

prootonitest ja neutronitest

neutronites ja elektronidest

elektronidest

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Aatomituumale annavad laengu

prootonid

neutronid

elektronid

prootonid ja neutronid koos

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

prootonilaeng on arvulised võrdne elektroni laenguga, ainult märgilt vastupidine

see lause on liiga keeruline

ega ikka ei ole küll

kust mina tean

jah, nii on

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Aatomil tervikuna on positiivne laeng, sest tuumalaeng on positiivne

jutt väga õige

kahtlane värk

see on kindlasti vale

mis see tuumalaeng veel on

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Kui hapniku aatommass on 16 ja tuuma ümber keerleb 8 elektroni, siis....

prootoneid on 16

prootoneid on 8

neutroneid on 16

prootoneid ja neutroneid on kokku 32

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