Examlex
Match the shape and number of electron groups at the central atom with the number of bonding pairs of electrons on the central atom.
-tetrahedral, four
Neuroticism
A personality trait characterized by a tendency towards anxiety, moodiness, worry, envy, and jealousy.
Lexical Method
A technique in personality psychology that involves analyzing language and natural speech to identify personality traits and characteristics.
Conscientiousness
A personality trait characterized by being organized, responsible, and thorough.
Agreeableness
A personality trait that reflects a person's tendency towards kindness, empathy, and cooperation with others.
Q1: When a hydrogen is combined with a
Q13: An alpha particle consists of two protons
Q16: Ca<sub>3</sub>P<sub>2</sub> is named calcium phosphate.
Q29: Al<br>A)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup><br>B)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p<sup>2</sup><br>C)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p64s<sup>2</sup><br>D)1s22s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p<sup>1</sup><br>E)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p<sup>4</sup><br>F)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p<sup>6</sup><br>G)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup><br>H)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p<sup>5</sup>
Q37: Which of the following molecules is bent
Q60: N<sup>3-</sup><br>A)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup><br>B)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p<sup>2</sup><br>C)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p64s<sup>2</sup><br>D)1s22s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p<sup>1</sup><br>E)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p<sup>4</sup><br>F)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p<sup>6</sup><br>G)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup><br>H)1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p<sup>5</sup>
Q75: Which of the following is an example
Q75: hydrogen cyanide<br>A)105°<br>B)107°<br>C)120°<br>D)118°<br>E)109.5°<br>F)180°
Q117: BF<sub>3</sub>
Q157: A certain compound is found to contain