set 2 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 4 EXERCISES
The following question based on classification of elements, chemical bonding, periodicity in properties & physical transformation topic of general science mcq
- Maximum covalency of carbon is 4, whereas maximum covalency of silicon is 6.
- The maximum covalency of an element is limited to 6.
(a) 2 only
(b) Both 1 and 2
(c) 1 only
(d) Neither 1 nor 2
The correct answers to the above question in:
Answer: (c)
Practice classification of elements, chemical bonding, periodicity in properties & physical transformation (set 2) Online Quiz
Discuss Form
Read more chemistry Based General Science Questions and Answers
Question : 1
Mendeleev classified elements in
a) eight periods and eight groups
b) seven periods and eight groups
c) increasing order of atomic groups
d) eight periods and seven groups
Answer »Answer: (b)
Mendeleev’s periodic table consists of seven periods and eight groups.
Question : 2
Which of the following statement is not true?
a) Addition of solute to a solution increases its water potential
b) Water vapour pressure of any solution is lower than vapour pressure of pure water
c) Boiling point of any water solution is higher than pure water
d) When a solution is separated with the help of semipermeable membrane, then water flow can be stopped by giving pressure to the solution
Answer »Answer: (a)
Question : 3
Newlands could classify elements only upto
a) chlorine
b) calcium
c) copper
d) chromium
Answer »Answer: (b)
Question : 4
Match List-I with List-II:
List-I | List-II |
A. Electrolysis | 1. Resistant to corrosion |
B. Anodization | 2. Laws of electrolysis |
C. Electrochemical cell | 3. Recharging of battery |
D. Faraday | 4. Chemical energy into electrical energy |
a) A – (1), B – (3), C – (4), D – (2)
b) A – (3), B – (1), C – (2), D – (4)
c) A – (3), B – (4), C – (1), D – (2)
d) A – (3), B – (1), C – (4), D – (2)
Answer »Answer: (d)
Question : 5
Which one of the following is not a periodic property i.e., does not show any trend on moving from one side to the other in the periodic table?
a) Valency
b) Radioactivity
c) Atomic size
d) Electronegativity
Answer »Answer: (b)
Question : 6
Which of these choices is not a family of elements?
a) Metals
b) Inert gases
c) Halogens
d) All of these
Answer »Answer: (a)
A family of elements consists of elements present in a group of the periodic table.
Verbal Reasoning
Question & Answer Quiz
Non Verbal Reasoning
Question & Answer Quiz
Quantitative Aptitude
Question & Answer Quiz
Computer MCQ
Question & Answer Quiz
General English
Question & Answer Quiz
History GK
Question & Answer Quiz
Polity GK
Question & Answer Quiz
Geography GK
Question & Answer Quiz
Economy GK
Question & Answer Quiz
General Awareness GK
Question & Answer Quiz
Recently Added Subject & Categories For All Competitive Exams
100+ Quadratic Equation Questions Answers PDF for Bank
Quadratic Equation multiple choice questions with detailed answers for IBPS RRB SO. more than 250 Attitude practice test exercises for all competitive exams
Continue Reading »
IBPS Aptitude Linear Equations MCQ Questions Answers PDF
Linear equations multiple choice questions with detailed answers for IBPS RRB SO. more than 250 Attitude practice test exercises for all competitive exams
Continue Reading »
New 100+ Compound Interest MCQ with Answers PDF for IBPS
Compound Interest verbal ability questions and answers solutions with PDF for IBPS RRB PO. Aptitude Objective MCQ Practice Exercises all competitive exams
Continue Reading »
100+ Mixture and Alligation MCQ Questions PDF for IBPS
Most importantly Mixture and Alligation multiple choice questions and answers with PDF for IBPS RRB PO. Aptitude MCQ Practice Exercises all Bank Exams
Continue Reading »