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Kimika

Authored by Lander Gorostidi

Chemistry

2nd Grade

Used 1+ times

Kimika
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10 questions

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1.

MULTIPLE SELECT QUESTION

10 sec • 1 pt

Atomoaren nukleoan daude:

Elektroiak

Protoiak

Neutroiak

Ioiak

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Alkoholaren urtze-puntua -117ºC-koa da eta irakite-puntua 78ºC-koa. Ze egoeratan egongo da alkohola -100ºC-ko tenperaturan dagoenean?

Egoera likidoan.

Egoera solidoan.

Gas egoeran.

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Fosforoaren zenbaki atomikoa 15 da, eta masa zenbakia 31. Zenbat neutroi ditu?

15

16

31

4.

FILL IN THE BLANKS QUESTION

20 sec • 1 pt

Elementu beraren isotopoen desberdintasuna adierazten duen zenbakia:

(a)  

5.

OPEN ENDED QUESTION

10 sec • 1 pt

Sodioaren ikurra:

Evaluate responses using AI:

OFF

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Ura izozten denean aldaketa kimiko bat jasaten du.

Egia.

Gezurra

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Neutroiek eragina dute atomoaren bolumenean:

Egia.

Gezurra.

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