ECAT Pre Engineering Chemistry Chapter 12 online mcq test with answers for chapter 12 (Periodic Classification of Elements and Periodicity)

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ECAT Pre Engineering Chemistry Chapter 12 MCQ Test With Answer for Chemistry chapter 12 (Periodic Classification of Elements and Periodicity)

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Online MCQ`s Test For Chapter 0 "ECAT Chemistry Chapter 12 Periodic Classification of Elements and Periodicity Online Test"

ECAT Chemistry Chapter 12 Periodic Classification of Elements and Periodicity Online Test

The correct order of electron affinity among the following is

The coinage metals are

The oxides of electronegative elements are

The melting point is lowest for

Which is true about the electronegativity order of the following?

The coinage metals are

Number of elements present in 5th period is

Na2O is

Which of the following discoveries resulted in a version of the Mendeleefsperiodic law

Which of the following element has the maximum electron affinity?

Mark the correct statement

From left to right, atomic radii of transition elements

The valence shell electronic structure of an element is ns2np5. The element will along to the group of

The valency, ionization energy and electrongativity of elements are related to its

All the elements belongs to the 2nd period are

Which of the following oxides is unlikely to dissolve in aqueous hydroxide

Which of the following pairs are chemically dissimilar?

Electron affinity depends on

In a group, the ionization energy

The number of groups in the periodic table is

In a group form top to bottom, the hardness of alkali metals

The positive ion is always smaller than the neutral atom while the negative ion is always bigger than the neutral atom. The atomic and ionic radii of Na, F, Na+, F-are in ppm

Li, Be, B, C, O, Fl Ne are elements of

NaH is

Rare earth elements are

Keeping in view the size of atoms, which order is the correct one

The number of elements in the 4th periods of periodic table is

In sixth period 14 of its transition elements are called

Which is the most volatile compound

Variable valency is generally exhibited by

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ECAT Pre Eng. Chemistry Ch 12 Test

Top Scorers Of Chapter 0 "ECAT Chemistry Chapter 12 Periodic Classification of Elements and Periodicity Online Test" MCQ`s Test

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Na₂O is

Which of the following discoveries resulted in a version of the Mendeleefs
periodic law

The valence shell electronic structure of an element is ns²np⁵. The element will along to the group of

The positive ion is always smaller than the neutral atom while the negative ion is always bigger than the neutral atom. The atomic and ionic radii of Na, F, Na⁺, F^-are in ppm