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NEET UG p-Block Elements — practice questions — page 2

Explore 73 free p-Block Elements questions in NEET UG Chemistry. Open each question or exercise to read its content, reference answers and available explanation.

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p-Block Elements questions and exercises with answers

Showing questions 31–60 of 73.

Group 16 of the periodic table is also known as the:Read the answer and worked solution →The name chalcogen comes from the Greek word for:Read the answer and worked solution →The most abundant element on earth is:Read the answer and worked solution →Oxygen forms what share of the earth's crust by mass?Read the answer and worked solution →Ozone is an allotropic form of which element?Read the answer and worked solution →Ozone forms in the atmosphere at a height of about:Read the answer and worked solution →The ozone layer shields the earth from radiation that is:Read the answer and worked solution →Ozone is prepared by passing oxygen through an electrical discharge:Read the answer and worked solution →Forming ozone from oxygen is a process that is:Read the answer and worked solution →Pure ozone gas has which colour?Read the answer and worked solution →Ozone becomes uncomfortable to breathe above about:Read the answer and worked solution →Group 17 elements are collectively known as the:Read the answer and worked solution →The halogens are described as highly reactive elements that are:Read the answer and worked solution →Which two members of Group 17 are radioactive?Read the answer and worked solution →The element of highest electronegativity of all is:Read the answer and worked solution →Group 18 elements are all gases that are chemically:Read the answer and worked solution →Group 18 elements are termed noble gases because they form very few:Read the answer and worked solution →The noble gases make up what share of dry air by volume?Read the answer and worked solution →The major constituent among the atmospheric noble gases is:Read the answer and worked solution →The main commercial source of helium is:Read the answer and worked solution →Which noble gases are the rarest of the group?Read the answer and worked solution →True or false on the p-block groupsRead the answer and worked solution →Quick picks on the p-block groupsRead the answer and worked solution →Match each group to its nameRead the answer and worked solution →Reactive or unreactiveRead the answer and worked solution →Ozone or dioxygenRead the answer and worked solution →Make ozone in the laboratoryRead the answer and worked solution →Fill the gaps on the p-block groupsRead the answer and worked solution →Spot the one that does not fitRead the answer and worked solution →Who first isolated fluorine, in 1886?Read the answer and worked solution →

Worked practice questions

Group 16 of the periodic table is also known as the:

  1. Chalcogens
  2. Halogens
  3. Actinoids
  4. Lanthanoids
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Correct answer: A. Chalcogens

1. The group runs from oxygen down to livermorium. 2. It carries a name drawn from a Greek word. 3. Its members are called the chalcogens. _Source: syllabus Chemistry, Chapter 7, The p-Block Elements._

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The name chalcogen comes from the Greek word for:

  1. Stone
  2. Brass
  3. Salt
  4. Water
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Correct answer: B. Brass

1. The name points to an association with copper minerals. 2. It reflects where sulphur is commonly found. 3. The Greek word means brass. _Source: syllabus Chemistry, Chapter 7, The p-Block Elements._

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The most abundant element on earth is:

  1. Oxygen
  2. Sulphur
  3. Silicon
  4. Nitrogen
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Correct answer: A. Oxygen

1. This element heads Group 16. 2. It makes up nearly half the crust by mass. 3. It is oxygen. _Source: syllabus Chemistry, Chapter 7, The p-Block Elements._

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