(b) Preparation of dibromobis(triphenylphosphine)nickel(II), [NiBr2(PPh3)2] 1.01 Weigh 1.0 g of nickel bromide NiBr2-3H20 into a dry 100 mL conical flask. Add 20 cm³ of n-butanol and heat on a steam bath in the fume hood, occasionally swirling or stirring with a glass rod until the solid dissolves. Weigh 2.0 g of triphenylphosphine (PPh3) into a 100 mL conical flask, add 20 mL of n-butanol and heat on the steam bath until the solid dissolves. Add the hot triphenylphosphine solution to the hot nickel bromide solution, swirl briefly then heat on a steam bath to concentrate the solution. The pale green solution should darken as the NiBr2 is converted to [NiBr2(PPh3)2]. Keep the reaction on the steam bath until dark green crystals of [NiBr2(PPh3)2] begin to appear. crystallization has been induced, cool the mixture in an ice bath. Once Isolate the product by filtration using a Buchner funnel. Wash the product with a small volume of n-butanol and dry by sucking air through the sample. Record the yield. rod (.09 FANILIC
(b) Preparation of dibromobis(triphenylphosphine)nickel(II), [NiBr2(PPh3)2] 1.01 Weigh 1.0 g of nickel bromide NiBr2-3H20 into a dry 100 mL conical flask. Add 20 cm³ of n-butanol and heat on a steam bath in the fume hood, occasionally swirling or stirring with a glass rod until the solid dissolves. Weigh 2.0 g of triphenylphosphine (PPh3) into a 100 mL conical flask, add 20 mL of n-butanol and heat on the steam bath until the solid dissolves. Add the hot triphenylphosphine solution to the hot nickel bromide solution, swirl briefly then heat on a steam bath to concentrate the solution. The pale green solution should darken as the NiBr2 is converted to [NiBr2(PPh3)2]. Keep the reaction on the steam bath until dark green crystals of [NiBr2(PPh3)2] begin to appear. crystallization has been induced, cool the mixture in an ice bath. Once Isolate the product by filtration using a Buchner funnel. Wash the product with a small volume of n-butanol and dry by sucking air through the sample. Record the yield. rod (.09 FANILIC
Chapter1: Taking Risks And Making Profits Within The Dynamic Business Environment
Section: Chapter Questions
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Do it accurate compurize drawing no chat gpt. Use chemdraw
![(b) Preparation of dibromobis(triphenylphosphine)nickel(II), [NiBr2(PPh3)2]
1.01
Weigh 1.0 g of nickel bromide NiBr2-3H20 into a dry 100 mL conical flask. Add 20
cm³ of n-butanol and heat on a steam bath in the fume hood, occasionally swirling
or stirring with a glass rod until the solid dissolves.
Weigh 2.0 g of triphenylphosphine (PPh3) into a 100 mL conical flask, add 20 mL of
n-butanol and heat on the steam bath until the solid dissolves. Add the hot
triphenylphosphine solution to the hot nickel bromide solution, swirl briefly then
heat on a steam bath to concentrate the solution. The pale green solution should
darken as the NiBr2 is converted to [NiBr2(PPh3)2]. Keep the reaction on the steam
bath until dark green crystals of [NiBr2(PPh3)2] begin to appear.
crystallization has been induced, cool the mixture in an ice bath.
Once
Isolate the product by filtration using a Buchner funnel. Wash the product with a
small volume of n-butanol and dry by sucking air through the sample. Record the
yield. rod
(.09
FANILIC](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F505ee375-226e-4ad4-8ff5-16edc99d0b75%2F52eb5e00-cf95-43a0-ba9c-52670231d480%2Fu5tg364_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(b) Preparation of dibromobis(triphenylphosphine)nickel(II), [NiBr2(PPh3)2]
1.01
Weigh 1.0 g of nickel bromide NiBr2-3H20 into a dry 100 mL conical flask. Add 20
cm³ of n-butanol and heat on a steam bath in the fume hood, occasionally swirling
or stirring with a glass rod until the solid dissolves.
Weigh 2.0 g of triphenylphosphine (PPh3) into a 100 mL conical flask, add 20 mL of
n-butanol and heat on the steam bath until the solid dissolves. Add the hot
triphenylphosphine solution to the hot nickel bromide solution, swirl briefly then
heat on a steam bath to concentrate the solution. The pale green solution should
darken as the NiBr2 is converted to [NiBr2(PPh3)2]. Keep the reaction on the steam
bath until dark green crystals of [NiBr2(PPh3)2] begin to appear.
crystallization has been induced, cool the mixture in an ice bath.
Once
Isolate the product by filtration using a Buchner funnel. Wash the product with a
small volume of n-butanol and dry by sucking air through the sample. Record the
yield. rod
(.09
FANILIC
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