What happened vs What was it

When to use each in English, with meaning, register, and examples.

What happened

Top 2,000 (common)

What was it

Top 2,000 (common)
 What happenedWhat was it
Pronunciation🇬🇧 //wɒt ˈhæp.ənd//🇺🇸 //wɑt ˈhæpənd//🇬🇧 //wɒt wəz ɪt//🇺🇸 //wɑt wəz ɪt//
MeaningAsk someone about an event or situation.A question asking for information about something mentioned earlier.
ExampleCan you tell me what happened during the meeting?I heard a loud noise. What was it?
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)
Collocationswhat happened next, what happened then, can you tell me what happenedWhat was it about, What was it like, What was it for
AntonymsWhat will happen, What is going to happen, What occurs next-
Common mistakesConfused with 'what's happening?' which refers to current events., Using it to ask about an ongoing situation instead of a past event., Inappropriately using 'happened' in place of 'has happened' in some contexts.Omitting context can lead to confusion., Confusing with 'What is it' which asks for current information., Using it improperly in formal contexts.
Usage notesUse in conversations to inquire about past events. Suitable in both formal and informal settings.Used in casual conversations to inquire about a previous topic. Can be unclear if not enough context is provided.

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What happened

Frequently asked questions: What happened vs What was it

What's the difference between What happened and What was it?

What happened: Ask someone about an event or situation. What was it: A question asking for information about something mentioned earlier.

Can you show an example of each?

What happened: Can you tell me what happened during the meeting? What was it: I heard a loud noise. What was it?

Can I use What happened and What was it interchangeably?

Not always. What happened and What was it are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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