Covalent Bonding and Electronegativity

Which of the following statement is correct?

• Polar covalent bond and non-polar covalent bond involves equal sharing of electrons

• Polar covalent bond and non-polar covalent bond involves unequal sharing of electrons

• Polar covalent bond and non-polar covalent bond involves transferring of electrons

• Polar covalent bond involves unequal sharing of electrons while non-polar covalent bond involves equal sharing of electrons

Which of the following is a non-polar covalent bond?

Which of the following is a polar covalent bond?

Which of the following is mostly like a covalent bond?

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NGSS.HS-PS1-1

Given the electronegativity value; Q=0.8, R = 1.0, S = 3.0, T = 3.4, which pair of atoms has the highest tendency to form covalent bond?

• S and R

• T and S

• R and T

• Q and S

The chemical reaction between metal and non-metal usually form ionic compound. Which of the following is not an ionic compound?

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which one will form cation?

• Ar

• Ba

• Kr

• S

Which one will form cation?

• K

• H

• Ne

• Br

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NGSS.HS-PS1-1

Which one will form anion?

• Cl

• Zn

• Ni

• Ca

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NGSS.HS-PS1-1

Which one will form anion?

• Cd

• F

• Pt

• Au

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NGSS.HS-PS1-1

NGSS.HS-PS1-2