Q14:
Cambridge IGCSE Chemistry - 0620 - Core Paper 1 2018 Summer Zone 2
Share
Previous
Questions:
14/40
Topic: CH7 - REDOX REACTIONS
Solution
Solution is A
PRACTISE
Similar Questions
LEARN
Concepts with Sparky
More Questions from this Topic
MCQ
CH7 - REDOX REACTIONS
In which reaction is lead(II) oxide, PbO, oxidised?
Summer
2
MCQ
CH7 - REDOX REACTIONS
In which equation is the underlined substance acting as a reducing agent?
Summer
2
MCQ
CH7 - REDOX REACTIONS
Which equation shows an oxidation reaction?
Summer
2
MCQ
CH7 - REDOX REACTIONS
The reactions shown may occur in the air during a thunderstorm.$\text{N}_2 + \text{O}_2 \rightarrow 2\text{NO}$$2\text{NO} + \text{O}_2 \rightarrow 2\...
Summer
1
MCQ
CH7 - REDOX REACTIONS
Which change is an oxidation?
Winter
2
MCQ
CH7 - REDOX REACTIONS
The equations represent redox reactions. In which equation is the underlined substance acting as a reducing agent?
Winter
2
MCQ
CH7 - REDOX REACTIONS
The equations for two reactions P and Q are given.P \( 2\text{NaNO}_2 + \text{O}_2 \rightarrow 2\text{NaNO}_3 \)Q \( 2\text{HgO} \righta...
Winter
1
MCQ
CH7 - REDOX REACTIONS
The reactions shown may occur in the air during a thunder storm. $$N_2 + O_2 \rightarrow 2NO$$ $$2NO + O_2 \rightarrow 2NO_2$$ $$NO + O_3 \rightarr...
Winter
3
MCQ
CH7 - REDOX REACTIONS
The red colour in some pottery glazes may be formed as a result of the reactions shown.$\text{heat}$CuCO$_3$ $\rightarrow$ CuO + CO$_2$CuO + SnO $\rig...
Winter
2
MCQ
CH7 - REDOX REACTIONS
Which equation shows an oxidation reaction?
Summer
1
More Questions from year 2018
MCQ
CH1 - STATES OF MATTER
The diagrams show particles in a container. Which two diagrams show the process of evaporation?
Summer
3
MCQ
CH2 - SEPARATING SUBSTANCES
Which piece of apparatus is used to measure exactly 26.3 cm3 of a liquid?
Summer
1
MCQ
CH2 - SEPARATING SUBSTANCES
The melting points and boiling points of pure substances W, X and Y are shown.[Table_1]The substances are chlorine, ethanol and sulfur.Which row ident...
Summer
2
MCQ
CH3 - ATOMS AND ELEMENTS
In which atom is the number of protons equal to the number of neutrons?
Summer
2
MCQ
CH3 - ATOMS AND ELEMENTS
Which row identifies an alloy, a pure metal and a non-metal? [Table_1]
Summer
2
MCQ
CH4 - ATOMS COMBINING
A covalent molecule Q contains exactly six shared electrons. What is Q?
Summer
2
MCQ
CH4 - ATOMS COMBINING
The 'lead' in a pencil is made of a mixture of graphite and clay.When the percentage of graphite is increased, the pencil slides across the paper more...
Summer
2
MCQ
CH5 - REACTING MASSES AND CHEMICAL EQUATIONS
The equation for the reaction between magnesium and dilute sulfuric acid is shown.The $M_r$ of MgSO$_4$ is 120.$$\text{Mg} + \text{H}_2\text{SO}_4 \ri...
Summer
2
MCQ
CH7 - REDOX REACTIONS
What is observed at each electrode when molten lead(II) bromide is electrolysed using platinum electrodes?[Table_1]
Summer
2
MCQ
CH9 - ENERGY CHANGES AND REVERSIBLE REACTIONS
Which gas is used as a fuel?
Summer
2