# Linked Questions

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### What is the name of the compound B2F2? [duplicate]

In my homework I am asked to identify the compound named B$_2$F$_2$. I tried diboron diflouride and it didn't work. Is it just boron fluoride?
3answers
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### How to know the formula of different compounds? [duplicate]

For example, if I didn't know the compound tin chloride, and I was asked to write out its formula, how would I know how to? Because it seems unreasonable to know the formula of every compound in ...
1answer
310 views

### How do we know the number of atoms in an inorganic compound? [duplicate]

How do we know the number of atoms in an inorganic compound? If there's a question like 'Write the chemical formula for sulfur dioxide', the only thing I managed to do is answer '$\ce{SO}$'. I don't ...
3answers
6k views

### Why do we write NH3?

We've learnt that the electropositive element is written first. Then why is ammonia written as $\ce{NH3}$ ?
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### Do chemists refer to water as “dihydrogen monoxide”?

Is the name "Dihydrogen monoxide" actually what chemists would use to refer to $\ce{H2O}$ (assuming there was no common name, "water")? Of course, this is all over the internet. I'm a little ...
2answers
11k views

### Does water have a chemical name?

The title sums up the question: Does water have a chemical name? If so, what is it? P.S. I checked up the web and got all sorts of crazy answers like dihydrogenmonoxide, oxidane, ...
3answers
3k views

### The impossibility of 100% ionic bond

Recently, I read the definition of oxidation state on Wikipedia. It read that a 100% ionic bond is impossible. So what does a 75% ionic and 25% covalent bond mean at all?
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### Can 100% covalent bonds exist?

Every covalent bond has some ionic character and every ionic bond some covalent character. I can understand why a completely ionic bond is an ideal situation. But completely covalent bonds can exist(?)...
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4k views

### Should chemical compounds and elements be capitalized?

In the case of a name of a person, the first letter is written in capital letters. Should the first letter of name of a chemical compound or element be written in capital letters?
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### An introduction to “oxidation state”/“oxidation number”

I just can't get my head around oxidation states. They're really confusing! Why do I need to assign a number to some element? What are oxidation states? How and why should we assign oxidation states? ...