What is meant by nucleon number?
Apakah yang dimaksudkan dengan nombor nukleon?
SOALAN SUBJEKTIF KIMIA 1
Quiz
•
Science
•
2nd Grade
•
Easy
Hajar Norasyikin Abu Bakar
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10 questions
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1.
OPEN ENDED QUESTION
15 mins • 1 pt
What is meant by nucleon number?
Apakah yang dimaksudkan dengan nombor nukleon?
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Answer explanation
Tips: Bilangan proton dan bilangan neutron dan nukleus
Jumlah bilangan proton dan bilangan neutron dalam nukleus sesuatu atom
2.
OPEN ENDED QUESTION
15 mins • 1 pt
Apakah yang dimaksudkan dengan isotop?
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Answer explanation
Tips: Berkaitan dengan nombor proton dan nombor neukleon
unsur yang sama, mempunyai nombor proton yang sama dan nombor nukleon berbeza
3.
OPEN ENDED QUESTION
15 mins • 1 pt
State the name of the three subatomic particles in an atom.
Nyatakan nama bagi tiga zarah subatom dalam suatu atom.
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Answer explanation
PEN
4.
OPEN ENDED QUESTION
15 mins • 1 pt
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Answer explanation
Pastikan bilangan cooficient seimbang untuk bahan tindak balas dan hasil tindak balas
2,2,2
5.
OPEN ENDED QUESTION
15 mins • 1 pt
State the name of two reactants to prepare hydrogen gas in the laboratory.
Nyatakan nama dua bahan tindak balas untuk menyediakan gas hidrogen dalam makmal.
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Answer explanation
Ingat tindak balas asid dengan logam reaktif
asid hidroklorik dan magnesium
6.
OPEN ENDED QUESTION
15 mins • 2 pts
Which group is chemically inert ?
Kumpulan yang manakah lengai secara kimia?Terangkan.
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Answer explanation
Ingatkan susunan elektron oktet dan duplet
kumpulan 18. mempunyai susunan ekletron oktet dab duplet
7.
OPEN ENDED QUESTION
15 mins • 2 pts
Unsur Kumpulan 1 bertindak balas dengan air untuk menghasilkan larutan beralkali dan gas hidrogen.
Tuliskan persamaan kimia bagi tindak balas ini.
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