Find the chemical formula of aluminum chloride. [2 MARKS]

Question

Answer:
:
Each step: 1 Mark
1. Valency of aluminium = 3
2. Valency of chlorine =1
3. By crossing over thevalencies we have

A l {C l}_{3}

Was this answer helpful ?

Next Question

More Questions on This Topic :

Question 1. State the two laws of chemical combination. [2 MARKS] ....

Question 2. What is a molecule? Give one example. [2 MARKS] ....

Question 3. Why was carbon-12 preferred over oxygen-16 to be chosen as the standard reference for measuring atomic masses? [2....the standard reference for measuring atomic masses? [2 MARKS]

Question 4. Calculate the molar mass of the following substances: [5 MARKS] (a) Ethyne, C2H2 (b) Sulphur molecule, S....of phosphorus = 31) (d) Hydrochloric acid, HCl (e) Nitric acid, HNO3

Question 5. What is the mass of: [3 MARKS] 1. 0.2 mole of elemental oxygen atom 2. 0.5 mole of water molecules 3.....0.5 mole of water molecules 3. 2 mole of cabon dioxide

Question 6. What is the full form of IUPAC? [1 MARK]....

Question 7. What is the chemical formula of aluminium oxide?....

Question 8. The chemical formula of calcium hydroxide is _________.....

Question 9. What is the number of oxygen atoms present in 5 moles of sulphuric acid (H2SO4)?....

Question 10. What is the molecular mass of the compound SO2?....

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

Tabulation - Test Paper 2 Data Interpretation Reasoning & DI

Test Paper 1 Direction Sense Test Reasoning & DI

ICA , RDIC,GFM Free Modal Test Paper - Non - Technical Branch Old Syllabus 2022 - SAIL Junior Officer E0

GFM Combined 1 Free Revision Test SAIL JO E-0