Then on the answer sheet mark: A Il both statements are truc and the second statement is the correct explanation of the first statement B Il both statements are true but the second statement is NOT a correct explanation of the first statement It the first statement is true and the second statement is false Il the first statement is false but the second statement is true DIRECTIONS SUMMARY First Statement Second Statement Second statement is a correct explanation of the first Second statement is NOT a corect explanation of the first A. True True True True True False D False True Second statement Phenylethanone (acetophenone) gives a phenylethanone (phenylacetone) contain the -COCH group First statement 49. positive iodoform test 50. Aniline (phenylamine) reacts with ice- Phenylamine (Aniline) is a primary aromatic cold nitrous acil liberating nitrogen gas and amine forming phenol SET 3: MCQ (CGCEB 2011) How many moles of water of crystallization are there in 0.2 mole of sodium sulphate Na, SO4. 10H,0? (A) 0.2 (B) 2 (C) S (D) 20 In which of the following equations does the oxidation state (number) of the determined Which of the following elements is most likely to have the following ionisation energies (kJmol")? 780, 1580, 3230, 4360, 6000 (A] Aluminium (B] Silicon [C] Magnesium (D] Phosphorus Question 3. 1. 2. 4-7 concern the following
Then on the answer sheet mark: A Il both statements are truc and the second statement is the correct explanation of the first statement B Il both statements are true but the second statement is NOT a correct explanation of the first statement It the first statement is true and the second statement is false Il the first statement is false but the second statement is true DIRECTIONS SUMMARY First Statement Second Statement Second statement is a correct explanation of the first Second statement is NOT a corect explanation of the first A. True True True True True False D False True Second statement Phenylethanone (acetophenone) gives a phenylethanone (phenylacetone) contain the -COCH group First statement 49. positive iodoform test 50. Aniline (phenylamine) reacts with ice- Phenylamine (Aniline) is a primary aromatic cold nitrous acil liberating nitrogen gas and amine forming phenol SET 3: MCQ (CGCEB 2011) How many moles of water of crystallization are there in 0.2 mole of sodium sulphate Na, SO4. 10H,0? (A) 0.2 (B) 2 (C) S (D) 20 In which of the following equations does the oxidation state (number) of the determined Which of the following elements is most likely to have the following ionisation energies (kJmol")? 780, 1580, 3230, 4360, 6000 (A] Aluminium (B] Silicon [C] Magnesium (D] Phosphorus Question 3. 1. 2. 4-7 concern the following
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Question
Answer Q49, 50
![48 Select the strongest acid from the following:
FCH,CO;H: CICH CO-H: BRCH CO:H
ICH,CO,l is
FCH CO:H
CICH;CO.H
BRCH2CO;H
ICH,CO,H
Br/NAOH
CH,CONH,
Heat
(A)
(B)
(A.)
(В)
(C.)
(D.)
CH:COBr
CH,CH2NH,
CH CONHBr
CHINII:
(C)
(D)
DIRECTIONS. Each of the following questions consists of a statement in the left-hand column followed
by a second statement in the right land column
Decide whether the first statement is true or false
Decide whether the second statement is true or false
Then on the answer sheet mark:
If both statements are true and the second statement is the correct explanation of the first statement
If both statemments are true but the second statement is NOT a correct explanation of the first
B.
statement
If the first stateinent is true and the second statement is false
If the first statement is false but the second statement is true
DIRECTIONS SUMMARY
First Statement
Second Statement
Second statement is a correct explanation of the first
Second statement is NOT a corect explanation of the first
True
True
True
True
True
False
D
False
True
First statement
Second statement
P'henylethanone (acetophenone) gives a phenylethanone (pheny lacetone) contain the
-COCH group
Aniline (pheny lamine) reacts with ice- Phenylamine (Aniine) is a primary aromatic
49.
positive iodoform test
50.
cold nitrous acii liherating nitrogen gas and amine
forming phenol
SET 3: MCQ (CGCEB 2011).
moles of water
Which of the following elements is most
likely to have the following ionisation energies
(kJmol")? 780, 1580, 3230, 4360, 16000
(A] Aluminium (B] Silicon
[C] Magnesium (D] Phosphorus
Question
experiment.
Ah vitr :
place in a test tube and 5 cm (0.05 mole) of
hydrochloric acid was added. On shaking the test
tube, the solid dissolved. On adding 2 cm' of
1.
How
of
3.
many
crystallization are there in 0.2 mole of sodium
sulphate Na, SO,. 10H,0?
(A) 0.2 (B) 2 (C) S (D) 20
2.
In which of the following equations does
the oxidation state (number) of the determined
Hom undereo the greatest change
4-7
concern
the
following
(A)
(B)
Ba0 + So, Baso,
Cl, + 2MN0, - 2MN0, + 201
(C)
(D)
2FECI, + SnCl, 2FECI, + SnCl,
14](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5a6d9c67-6f13-49d2-ac4d-2d996f90a88b%2F776faa78-d99a-4813-904a-0facbf0bb8ef%2Fw486z8w_processed.jpeg&w=3840&q=75)
Transcribed Image Text:48 Select the strongest acid from the following:
FCH,CO;H: CICH CO-H: BRCH CO:H
ICH,CO,l is
FCH CO:H
CICH;CO.H
BRCH2CO;H
ICH,CO,H
Br/NAOH
CH,CONH,
Heat
(A)
(B)
(A.)
(В)
(C.)
(D.)
CH:COBr
CH,CH2NH,
CH CONHBr
CHINII:
(C)
(D)
DIRECTIONS. Each of the following questions consists of a statement in the left-hand column followed
by a second statement in the right land column
Decide whether the first statement is true or false
Decide whether the second statement is true or false
Then on the answer sheet mark:
If both statements are true and the second statement is the correct explanation of the first statement
If both statemments are true but the second statement is NOT a correct explanation of the first
B.
statement
If the first stateinent is true and the second statement is false
If the first statement is false but the second statement is true
DIRECTIONS SUMMARY
First Statement
Second Statement
Second statement is a correct explanation of the first
Second statement is NOT a corect explanation of the first
True
True
True
True
True
False
D
False
True
First statement
Second statement
P'henylethanone (acetophenone) gives a phenylethanone (pheny lacetone) contain the
-COCH group
Aniline (pheny lamine) reacts with ice- Phenylamine (Aniine) is a primary aromatic
49.
positive iodoform test
50.
cold nitrous acii liherating nitrogen gas and amine
forming phenol
SET 3: MCQ (CGCEB 2011).
moles of water
Which of the following elements is most
likely to have the following ionisation energies
(kJmol")? 780, 1580, 3230, 4360, 16000
(A] Aluminium (B] Silicon
[C] Magnesium (D] Phosphorus
Question
experiment.
Ah vitr :
place in a test tube and 5 cm (0.05 mole) of
hydrochloric acid was added. On shaking the test
tube, the solid dissolved. On adding 2 cm' of
1.
How
of
3.
many
crystallization are there in 0.2 mole of sodium
sulphate Na, SO,. 10H,0?
(A) 0.2 (B) 2 (C) S (D) 20
2.
In which of the following equations does
the oxidation state (number) of the determined
Hom undereo the greatest change
4-7
concern
the
following
(A)
(B)
Ba0 + So, Baso,
Cl, + 2MN0, - 2MN0, + 201
(C)
(D)
2FECI, + SnCl, 2FECI, + SnCl,
14
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