

SAINS TINGKATAN 2
Presentation
•
Science
•
8th Grade
•
Hard
Chan SHt
Used 15+ times
FREE Resource
4 Slides • 11 Questions
1
SAINS TINGKATAN 2

2
3
4
5
Multiple Select
Berikan dua contoh alkali.
Natrum hidroksida
Sabun pencuci
Minyak masak
Susu
6
Multiple Choice
Antara berikut, yang manakah simbol bahan kimia bagi asid dan alkali?
7
Multiple Choice
rajah di atas menunjukkan skala ph menunjukkan kekuatan asid atau alkali . berapakan nilai ph bagi asid
7 -8
1-6
9-14
8
Multiple Select
Apakah perbezaan antara 'asid' dan 'alkali'?
Asid = <7pH
Asid mengakis
Alkali mengakis
Alkali = >7pH
9
Multiple Choice
Julat nilai pH bagi bahan tersebut ialah
pH 1 - ph 6
pH 7
pH 8 - ph 14
10
Multiple Choice
Antara berikut, yang manakah TIDAK digunakan untuk menguji sesuatu cecair itu berasid atau tidak?
metil jingga
air kapur
penunjuk semesta
kertas litmus biru
11
Multiple Choice
Julat nilai pH bagi bahan tersebut ialah
pH 1 - pH 6
pH 8 - pH 14
pH 4 - pH 10
pH 5 - pH 14
12
Multiple Select
berikut merupakan contoh bahan alkali
sabun
cuka
jus lemon
ubat gigi
13
Multiple Choice
asid hidroklorik + natrium hidroksida=
natrium klorida +air
asid sulfurik + kalium hidroksida
14
Multiple Choice
yang berikut yang menunjukkan nilai ph neutral
4
7
12
15
Multiple Select
apabila kertas ph di celupkan ke dalam larutan asid hidroklorik cair perubahan berikut akan berlaku
kertas ph bertukar menjadi warna biru
kertas ph bertukar menjadi warna jingga
SAINS TINGKATAN 2

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