Mole, Shapes, Formulas PRACTICE test

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• tetrahedral
• trigonal pyramid
• angular or bent
• trigonal plane

Which of the following most likely represents the molecular geometry of water?

• A
• B
• C
• D

Tags

NGSS.MS-PS1-1

SiCl₄ has what shape?

• square planar
• square pyramidal
• tetrahedral
• octahedral

How many lone pairs are in this molecule's structure?

• 6
• 2
• 0
• 4

How many electrons are shared in a triple bond?

• 6
• 3
• 6 pairs
• 5

What is the name of pairs of electrons that do not participate in bonding? 

• outer pair
• unvalenced pair
• lone pair
• inner pair

What two types of atoms make a covalent bond?

• 2 Nonmetals
• 1 Nonmetal and 1 Metal
• 2 Metals
• 2 Noble Gases

Which of the following simple molecular

substances does NOT obey octet rule?

• SF₆

• PF₃

• CH₃Cl

• CO₂

Which of the following molecules does NOT have a linear shape?

• CS₂

• HCN

• OF₂

• BeF₂

In which of the following pairs, do the molecules have a similar shape?

• BeCl₂ and Cl₂O

• SCl₂ and CO₂

• BH₃ and NH₃

• BF₃ and HCHO