Chemistry, 01.11.2019 02:31 momneedshelphmwk
Which of the following shows the correct quantum numbers (n; ℓ; mℓ) and electron configuration for the highest energy electron(s) in the given atoms? 1. rb: [kr]5s 1 ; n = 5; ℓ = 0; mℓ = 0, 1 2. n: [he]2s 2 2p 3 ; n = 2; ℓ = 2; mℓ = −2, −1, 0, 1, 2 3. fe: [ar]4s 2 3d 6 ; n = 4; ℓ = 0; mℓ = 0 4. ca: [ar]4s 2 ; n = 4; ℓ = 1; mℓ = −1, 0+1 5. co: [ar]4s 2 3d7 ; n = 3; ℓ = 2; mℓ = −2, −1, 0, 1, 2
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Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.
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Chemistry, 22.06.2019 14:20
7. in the cycle, a virus integrates its dna into the host's dna, and its dna is replicated when the host dna is replicated. a. infectious b. retroviral c. lysogenic d.lytic
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Which of the following shows the correct quantum numbers (n; ℓ; mℓ) and electron configuration for...
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