![subject](/tpl/images/cats/himiya.png)
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 07:30
The scheme below is from a series of reactions that are part of a synthesis of vitamin a. answer the following questions with reference to this scheme. (i) what is "reagent a"? (ii) draw a step-by-step mechanism which explains the formation of compound c from compound b (iii) which reagents would you use to form compound e from compounds c and d (reagents b and c)? for each reagent suggested above in (ii) explain the role of the reagent in the reaction to (iv) form compound e. you may wish to do this by drawing a mechanism. 1. addition of reagent a но reagent a 2. н,о" thо oh нон-с compound a. compound b. compound c .ch-оh 1. reagent b "сно 2. reagent c сh oh compound e. compound d.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:30
Place the elements below in order of decreasing ionization energy. aluminum(al) chlorine(cl) magnesium (mg) sulfur(s)
Answers: 1
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 05:30
The term gas is limited to those substances that exist in the gaseous state at
Answers: 1
You know the right answer?
Why is there a plateau at 1500ºC and 2750ºC? Why does it take so long for the change to happen?...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.12.2020 01:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.12.2020 01:50
![question](/tpl/images/cats/fizika.png)
Physics, 18.12.2020 01:50
![question](/tpl/images/cats/mkx.png)
Arts, 18.12.2020 01:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 18.12.2020 01:50
![question](/tpl/images/cats/mat.png)
Mathematics, 18.12.2020 01:50
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 18.12.2020 01:50
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.12.2020 01:50
![question](/tpl/images/cats/mat.png)