Reaction Names 2-c Reactions i Displacement reaction A CaO - O 2- 2 Ca OH 2 ii Decomposition Reaction B Fe - Pb NO 32- Fe NO 32- Pb iii Redox Reaction C MgCl 2- Ca OH 2- Mg OH 2- CaCl 2 iv Combination Reaction D KClO 3- 2 KCl -3 O 2 v Double Displacement Reaction E CO 2- H 2- 2 CO - H 2 O A- A- E- F- B and CB- B- E- F- A and CC- B- F- E- A and CD- A- F- E- B and C

The correct option is B B, E, F, A and C [ S.No. amp; Reaction Names ...

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Byju's Answer

Standard VIII

Chemistry

Oxidation Reduction Reaction

Reaction Name...

Question

$\begin{matrix} Reaction Names & Reactions i & Displacement reaction & A & C a O + O_{2} \to 2 C a (O H)_{2} i i & Decomposition Reaction & B & F e + P b (N O_{3})_{2} \to F e (N O_{3})_{2} + P b i i i & Redox Reaction & C & M g C l_{2} + C a (O H)_{2} \to M g (O H)_{2} + C a C l_{2} i v & Combination Reaction & D & K C l O_{3} \to 2 K C l + 3 O_{2} v & Double Displacement Reaction & E & C O_{2} + H_{2} \to 2 C O + H_{2} O \end{matrix}$

B, E, F, A and C

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B, F, E, A and C

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A, E, F, B and C

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A, F, E, B and C

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Solution

The correct option is A
B, E, F, A and C

$\begin{matrix} S.No. & Reaction Names & Reactions i & Displacement Reaction (element displacing & B . F e + P b (N O_{3})_{2} \to F e (N O_{3})_{2} + P b other element from its compound) i i & Decomposition Reaction (single product & D . K C l O_{3} \to 2 K C l + 3 O_{2} decomposing into two or more than two products) i i i & Redox Reaction (both oxidising and reducing) & E . C O_{2} + H_{2} \to 2 C O + H_{2} O i v & Combination Reaction (two reactants combine & A . C a O + O_{2} \to 2 C a (O H)_{2} to give a single product) v & Double Displacement Reaction (exchange of & C . M g C l_{2} + C a (O H)_{2} \to M g (O H)_{2} + C a C l_{2} ions between reactions) \end{matrix}$

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Similar questions

Match the following.

$\begin{matrix} R e a c t i o n N a m e s & R e a c t i o n s i & D i s p l a c e m e n t r e a c t i o n & A . C a O + O_{2} \to 2 C a (O H)_{2} i i & D e c o m p o s i t i o n R e a c t i o n & B . F e + P b (N O_{3})_{2} \to F e (N O_{3})_{2} + P b i i i & R e d o x R e a c t i o n & C . M g C l_{2} + C a (O H)_{2} \to M g (O H)_{2} + C a C l_{2} i v & C o m b i n a t i o n R e a c t i o n & D . K C l O_{3} \to 2 K C l + 3 O_{2} v & D o u b l e D i s p l a c e m e n t R e a c t i o n & E . C O_{2} + H_{2} \to 2 C O + H_{2} O \end{matrix}$

$\begin{matrix} R e a c t i o n N a m e s & R e a c t i o n s i & D i s p l a c e m e n t r e a c t i o n & A . C a O + O_{2} \to 2 C a (O H)_{2} i i & D e c o m p o s i t i o n R e a c t i o n & B . F e + P b (N O_{3})_{2} \to F e (N O_{3})_{2} + P b i i i & R e d o x R e a c t i o n & C . M g C l_{2} + C a (O H)_{2} \to M g (O H)_{2} + C a C l_{2} i v & C o m b i n a t i o n R e a c t i o n & D . K C l O_{3} \to 2 K C l + 3 O_{2} v & D o u b l e D i s p l a c e m e n t R e a c t i o n & E . C O_{2} + H_{2} \to 2 C O + H_{2} O \end{matrix}$

Match the following reactions:-

$\begin{matrix} Reaction Names & Reactions i & Displacement reaction & {A. CaO + O}_{2} \to {2Ca(OH)}_{2} ii & Decomposition Reaction & {B. Fe + Pb(NO}_{3})_{2} \to {Fe(NO_3)}_{2} + Pb iii & Redox Reaction & {C. MgCl}_{2} {+ Ca(OH)}_{2} \to {Mg(OH)}_{2} {+ CaCl}_{2} iv & Combination Reaction & {D. KClO}_{3} \to {2KCl + 3O}_{2} v & Double Displacement Reaction & {E. CO}_{2} {+ H}_{2} \to {2CO + H}_{2} O \end{matrix}$

Match the following.

Relate physical states used in chemical reactions to their symbols.

$\begin{matrix} Physical State & Symbol 1. Gas & (A) (d w) 2. Solid & (B) (g) 3. Liquid & (C) (a q) 4. Dissolved in water (solution with water) & (D) (l) (E) (s) (F) (v) \end{matrix}$

Q. Which option has the correct answers for the following match the columns?

Column I	Column II
A. voltage of a single dry cell	i. complete path for the flow of electricy
B. battery	ii. 6 V
C. cell	iii. conductor
D. circuit	iv. generates electricity
E. four dry cells in series	v. a collection of cells
F. conducts electricity	vi. 1.5 V

(a) A-iv; B-ii; C-v; D-i; E-vi; F-iii
(b) A-ii; B-iv; C-iii; D-i; E-v; F-vi
(c) A-vi; B-v; C-iv; D-i; E-ii; F-iii
(d) A-iv; B-iii; C-vi; D-i; E-v; F-ii

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Reaction NamesReactionsiDisplacement reactionACaO+O2→2Ca(OH)2iiDecomposition ReactionBFe+Pb(NO3)2→Fe(NO3)2+PbiiiRedox ReactionCMgCl2+Ca(OH)2→Mg(OH)2+CaCl2ivCombination ReactionDKClO3→2KCl+3O2vDouble Displacement ReactionECO2+H2→2CO+H2O