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Atoma uzbūve – atkārtojums 9.klasei

Authored by Anna V.V.

Chemistry, Science

8th - 12th Grade

Used 7+ times

Atoma uzbūve – atkārtojums 9.klasei
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • Ungraded

Pagājušajā mācību gadā ķīmiju...

sapratu ļoti labi.

daļēji sapratu, daļēji nē.

vispār nesapratu.

2.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Media Image

Ķīmiskā elementa zelta simbols ir...

(a)  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Atoma kodolu veido...

protoni un elektroni.

protoni un neitroni.

elektroni un neitroni.

elektroni, neitroni un protoni.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kāds ir atoma kodola lādiņš?

pozitīvs

negatīvs

neitrāls

mainīgs

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Kas parāda protonu skaitu atoma kodolā?

perioda numurs

grupas numurs

atomnumurs jeb kārtas skaitlis

relatīvā atommasa

6.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Media Image

Cik protonu ir hroma (Cr) atoma kodolā?

(a)  

7.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Media Image

Ieraksti ķīmiskā elementa simbolu atomam, kura kodolā ir 29 protoni.

(a)  

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