ທົດສອບຄອສປູພື້ນຖານເຄມີ ສໍາລັບ ມ5

ທົດສອບຄອສປູພື້ນຖານເຄມີ ສໍາລັບ ມ5

19 Qs

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ທົດສອບຄອສປູພື້ນຖານເຄມີ ສໍາລັບ ມ5

ທົດສອບຄອສປູພື້ນຖານເຄມີ ສໍາລັບ ມ5

Assessment

Quiz

Chemistry

Hard

Created by

DDaii NANA

FREE Resource

19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

ປະຕິກິລິຍາໃດລຸ່ມນີ້ແມ່ນປະຕິກິລິຍາແທນບ່ອນ?

H2 + S → H2S

CH4 + 2O2 → CO2 + 2H2O

Fe + 2HCl → FeCl2 + H2

NaOH + HCl → NaCl + H2O

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

ສູດເຄມີຂອງທາດປະສົມທີ່ປະກອບດ້ວຍ ນີໂຕຣແຊນ (ຄ່າເຄມີເທົ່າ III) ແລະ ຮີໂດຣແຊນ ຂຽນໄດ້ແນວໃດ?

NH3

N2H4

NH4+

NH3+

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

ສົມຜົນປະຕິກິລິຍາໃນຂໍ້ໃດລຸ່ມນີ້ ຊັ່ງຊາໄດ້ຖືກຕ້ອງທີ່ສຸດ?

NH3 + O2 → H2O + NO2

2NH3 + O2 → NO2 + H2O

2NH3 + 2O2 → 6NO2 + H2O

4NH3 + 7O2 → 4NO2 + 6H2O

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

ອົກຊິດໃນຂໍ້ໃດລຸ່ມນີ້ເມື່ອລະລາຍໃນນໍ້າແລ້ວໄດ້ທາດລະລາຍອາຊິດທັງໝົດ?

K2O, CaO, SO2

P2O5, CO2, SO2

P2O5, CO2, CaO

K2O, Na2O, CaO

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

ສູດໂມເລກຸນຂອງບາເຊີປະກອບມີທາດໃດແດ່?

ໂລຫະ ແລະ ເຄົ້າອາຊິດ

ໂລຫະ ແລະ ອົກຊີແຊນ

ໂລຫະ ແລະ ຮີໂດຣແຊນ

ໂລຫະ ແລະ ຈຸຮີດຣົກຊິດ

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

ເມື່ອຈູດຖ່ານໃນອົກຊີແຊນໄດ້ຄວາມຮ້ອນ 2010 kJ ມວນສານຂອງຖ່ານຈະໃຊ້ຈັກກຣາມ? ກໍານົດໃຫ້ສົມຜົນຄວາມຮ້ອນຕໍ່ໄປນີ້: C + O2 → CO2 + 402 kJ

C = 30g

C = 60g

C = 90g

C = 120g

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

ທາດປະສົມໃດຕໍ່ໄປນີ້ທີ່ມີອັດຕາສ່ວນຮ້ອຍມວນສານຂອງນີໂຕຣແຊນ (N) ເທົ່າ 28%?

Mg3N2

Ca3N2

NH3

NO2

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