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NTS MCQs

National Testing Service — Complete MCQ Bank

148 Questions
Exam Preparation Guide

How to prepare for NTS

NTS tests evaluate aptitude, analytical reasoning, quantitative ability, English and subject knowledge for admissions, scholarships and recruitment.

EnglishQuantitative SkillsAnalytical ReasoningSubject Knowledge
Practice under a timer and review weak areas after every test to improve both speed and accuracy.
NTS preparation illustration
141
Chemistry Medium Uploaded: 14 Jul 2026

Which type of bond involves the complete transfer of electrons from one atom to another?

  • ACovalent bond
  • BIonic bond
  • CMetallic bond
  • DHydrogen bond
142
Chemistry Easy Uploaded: 14 Jul 2026

What is the pH of pure water at 25 degrees Celsius?

  • A5
  • B9
  • C7
  • D14
143
Chemistry Easy Uploaded: 14 Jul 2026

Which element is the most abundant in the universe?

  • AHydrogen
  • BHelium
  • CCarbon
  • DOxygen
144
Chemistry Easy Uploaded: 14 Jul 2026

What is the chemical formula for common table salt?

  • AKCl
  • BCaCl2
  • CMgCl2
  • DNaCl
145
Chemistry Easy Uploaded: 14 Jul 2026

Which gas is produced when an acid reacts with a metal?

  • AOxygen
  • BHydrogen
  • CNitrogen
  • DCarbon dioxide
146
Chemistry Easy Uploaded: 14 Jul 2026

What is the atomic number of carbon?

  • A4
  • B6
  • C8
  • D12
147
Chemistry Easy Uploaded: 14 Jul 2026

What is the chemical symbol for water?

  • AH2
  • BHO2
  • CH3O
  • DH2O
148
Chemistry Easy Uploaded: 14 Jul 2026

Which scientist is known as the Father of Modern Chemistry?

  • AIsaac Newton
  • BRobert Boyle
  • CJohn Dalton
  • DAntoine Lavoisier