5.4 Ikatan Hidrogen (Hydrogen Bond)

5.4 Ikatan Hidrogen (Hydrogen Bond)

7th Grade

5 Qs

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5.4 Ikatan Hidrogen (Hydrogen Bond)

5.4 Ikatan Hidrogen (Hydrogen Bond)

Assessment

Quiz

Chemistry

7th Grade

Practice Problem

Medium

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EIZREEN EIZREEN

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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Antara sebatian berikut, yang manakah tidak mempengaruhi oleh ikatan hidrogen? (Which of the following compounds is not affected by a hydrogen bond?)

H2O

NH3

HCl

HF

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Antara pernyataan yang berikut, yang manakah benar tentang ikatan hidrogen? (Which of the following statement is true about hydrogen bonding?)

Sebarang sebatian yang ada atom hidrogen boleh membentuk ikatan hidrogen. (Any compounds with hydrogen atom can form hydrogen bond.)

Sebatian seperti ammonia tidak boleh membentuk ikatan hidrogen di antara molekul-molekulnya sendiri. (Compound like ammonia cannot form intermolecular hydrogen bonds with their own molecues.)

Air mempunyai takat didih yang lebih tinggi daripada ammonia kerana air boleh membentuk 4 ikatan hidrogen per molekul manakala ammonia hanya boleh membentuk 2 ikatan hidrogen per molekul.

Ikatan hidrogen adalah ikatan yang paling kuat berbanding ikatan kovalen dan daya tarikan Van Der Waals. (Hydrogen bonding is stronger than covalent bonds and van der waals attraction force.)

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Atom hidrogen boleh membentuk ikatan hidrogen dengan atom unsur ______. (Hydrogen atom can form hydrogen bond between _______ atoms.)

F, Cl, Br

F, O, N

O, N, He

He, Ne, Ar

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Antara berikut manakah yang TIDAK boleh membentuk ikatan hidrogen. (Which of the following does not form hydrogen bond?)

molekul air (H2O) dengan molekul gas klorin (Cl2)

molekul air (H2O) dengan molekul air (H2O)

molekul ammonia (NH3) dengan molekul ammonia (NH3)

molekul gas karbon dioksida (CO2) dengan molekul air (H2O)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Etanol, C2H5OH mempunyai takat didih yang tinggi disebabkan sebatian kovalen ini memerlukan haba yang tinggi untuk memutuskan ikatan hidrogen dan mengatasi daya tarikan van der Waals. (Ethanol, C2H5OH has a high boiling point in order to break the hydrogen bonds and overcome the van der Waals force.)

Betul / True

Salah / False