👍3
What is the other name of Group 1?
Anonymous Quiz
18%
Alkali earth metals
8%
Transition element
57%
Alkali metals
10%
Noble gases
8%
Halogens
🥰1
The position of the element in a period can be determined by referring to the
Anonymous Quiz
31%
Number of protons
2%
Number of admins in this channel
24%
Number of valence electron
38%
Number of shells filled with electron
4%
Number of electrons
1%
Number of neutrons
👍1
Which of the following Group 1 elements has the biggest atomic size?
Anonymous Quiz
9%
Iodine
24%
Potassium
41%
Rubidium
15%
Lithium
12%
Sodium
Which statement explains why the atomic size of atoms of Group 1 elements increases when going down the group in the Periodic Table of Elements?
Anonymous Quiz
8%
The metallic bond decreases
23%
The number of protons increases
14%
The nuclear attraction force increases
54%
The number of shells filled with electrons increases
1%
Not sure
Y is located in the same group as Neon in the Periodic Table of Elements. Which of the following is the property of Y?
Anonymous Quiz
26%
Exists as diatomic molecules
50%
It is chemically inert
9%
Liquid at room temperature
16%
Can conduct electricity in molten or aqueous state
👍3
Which element does not dissolve in water to produce a solution that turns blue litmus paper to red and then decolourised?
Anonymous Quiz
33%
Fluorine
24%
Chlorine
18%
Bromine
25%
Iodine
Which of the following is the correct change in the property of elements across the period in the Periodic Table of Elements?
Anonymous Quiz
23%
The atomic radius increases
19%
The relative atomic mass decreases
40%
The no. of protons in each atom increases
18%
The no. of valence electrons in each atom decreases
👍1
What type of bond exists in copper, Cu?
Anonymous Quiz
31%
Ionic bond
21%
Covalent bond
35%
Metallic bond
5%
Hydrogen bond
8%
Dative bond
Compound Y conducts electricity in molten state and aqueous solution. What is compound X?
Anonymous Quiz
15%
CH4
61%
CuCl2
12%
SO2
12%
NH3
Which of the following characteristic explains why duralumin is suitable to be used in manufacturing the body of airplanes and racing cars?
Anonymous Quiz
14%
Resistant to corrosion
15%
It is heavy and strong
54%
It is light and strong
15%
It doesn not rust easily
2%
Shiny
❤1
Which if the following is true about oxidation reactions?
Anonymous Quiz
64%
Loss of electrons
14%
Loss O2
13%
Gain H2
9%
Decrease in oxidationnnumber
❤1
A farmer claims that the soil of his farm is acidic. Which substance, when added in excess, would neutralise the acidic soil without leaving an alkaline solution?
Anonymous Quiz
13%
Water
38%
Calcium carbonate
38%
Aqueous ammonia
11%
Aqueous sodium chloride
Chicken cooked in a pressure cooker cooks faster. Which of the following explains the situations?
Anonymous Quiz
30%
The kinetic energy increases
7%
The activation energy decreases
43%
The frequency of effective collision increases
20%
The total surface area exposed to reaction increases
👍2👏2
Bagaimanakah pentadbiran British menjadi punca kepada masalah perpaduan kaum?
Anonymous Quiz
16%
Tidak iktiraf bahasa Melayu
32%
Pendidikan bercorak kolonial
21%
Pengenalan sistem Westminster
31%
Kegiatan ekonomi berbeza
Apakah kesan dasar dekolonisasi ?
Anonymous Quiz
22%
Melonggarkan syarat kerakyatan
59%
Menyediakan berkerajaan sendiri
12%
Memberikan kebebasan bersuara
8%
Pengharaman pertubuhan radikal
👏2
Apakah inti pati Perjanjian PTM 1957?
Anonymous Quiz
18%
Kuasa kerajaan tempatan
10%
Keistimewaan bukan melayu
43%
Kedudukan B. Melayu
28%
Tarikh pengisytiharan kemerdekaan