Предмет: Химия, автор: Кэтринаъ

Составьте схему образования химической связи между элементами номер 1 и номер 9

Ответы

Автор ответа: Pavetta
0
Фтор является химически очень активным элементом. Фтор соединяется с водородом со взрывом.При этом образуется фтористый водород. 
HF + Н2 = HF + Н2;
Н2 + F2 = HF + Н + F 
Н2 + F2 = 2 НF + Q
НF
Похожие вопросы
Предмет: Другие предметы, автор: bsnshz
Предмет: Математика, автор: dashynya81874
Предмет: Английский язык, автор: нннннннннннннннн
Помогите с этим текстом.
Mackenzie Airport Welcomes First-Time Fliers!

Welcome to Mackenzie Airport, designed to get your journey off to the right start. Whether you’re flying first class, business class, or (1)_______________ class, we aim to give you efficiency and comfort. For first-time flyers, we‘ve prepared this leaflet to help you on your way.



When you arrive at the (2)________________ you’ll find plenty of (3)______________for your luggage. Once inside the spacious departure lounge there are over fifty (4)________________ where your ticket will be checked and you’ll be given a (5)_______________. Your luggage will be weighed and put on a (6)_______________ which takes it to the plane. Please note there is a weight limit and any (7)_____________ will have to be paid for. You can keep one small bag with you and take it onto the plane as (8)__________________.



You should then go through a (9)______________ to make sure you are not carrying any dangerous or illegal items and (10)_______________, where an (11)______________ will look at your passport. Now you’ll find yourself in the comfort of our modern air-conditioned (12)________________. While you’re waiting for your flight to be called, why buy some cheap (13)______________ goods - alcoholic drinks, perfume, electrical goods, or souvenirs?



Soon you’ll hear an (14)______________ or see (15)_______________ that your flight is (16)______________. It will also tell you which (17)_____________ to go to. Here you’ll be helped by a ground steward and on the plane a (18)__________ will direct you to your seat. Bon voyage!



On your return to Mackenzie Airport we try to offer the same efficient service. After you’ve passed through (19)_______________, your luggage will be waiting on the moving (20)_______________ in the (21)_______________ hall. Then pass through (22)_________________ where you should take either the (23)______________, if you have nothing to declare, or the red channel, if you have to pay (24)____________. Once inside the arrivals lounge, lifts and (25)___________ will take you to all major transport services.



On behalf of everyone at Mackenzie Airport, I wish you a very pleasant journey.​