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www.reference.com/science/given-off-acids-react-metals-dd...

Hydrogen gas is given off when acids react with metals. The other product is a salt, an ionic compound. Hydrogen and table salt, or sodium chloride, is produced when hydrochloric acid reacts with pure sodium. Two hydrogen ions combine to form H2, or hydrogen gas, which is usually seen as bubbles in solution.

www.answers.com/Q/Given_off_when_acids_react_with_metal

Hydrogen gas is given off when any acid reacts with metals. Acids must have at least 1 hydrogen in order to be recognized as an acid, so the metal takes the place of a hydrogen when it reacts and ...

www.quora.com/What-happens-when-a-metal-reacts-with-acids

When acids react with metals, they produce a salt and hydrogen gas. Most metals react with acids, but not all. The general equation that describes the chemical reaction between an acid and metal is metal + acid = salt + hydrogen gas. CONTINUE READING; KEEP LEARNING; What is given off when acids react with metals? What are some of the properties ...

www.answers.com/Q/What_gas_is_formed_when_a_metal_reacts...

A gas called hydrogen is given off when most metals react withaqueous hydrochloric acid. The ease with which this happens varies:All alkali metals reacts extemely quickly and, with the ...

socratic.org/questions/what-gas-is-given-off-when-metals...

Another way to see this is the depiction of the reaction mechanism. At a General Chemistry class, you do not need to know this mechanism, but maybe it'll help to get a "behind-the-scenes" on what happens. What you should notice is that indeed, two #"Al"# atoms begin with react with #"HCl"#.

www.patana.ac.th/parents/curriculum/Chemistry/units/LR601.html

Look at the reactions of some metals of 'medium' reactivity. If a metal reacts with dilute acid, hydrogen gas is produced. We can look at how quickly the bubbles of gas are given off to judge a metal's relative reactivity. First, look at these two metals, zinc and magnesium:

www.rsc.org/.../resource/res00000446/metals-and-acids-experiment

Lesson 1 is a series of test-tube experiments in which each working group establishes as a common feature that hydrogen is given off as metals react with an acid – if the metal reacts at all. This should take around 40 mins, and most classes should be able to do this version. Each working group needs a small selection of metals and acids to test.

www.reference.com/science/happens-metals-react-acids-39cbe...

Dilute Acids A dilute acid is one that is simply mixed with a large amount of water. Like acids that are not diluted, when exploring what happens when metals react with acids, not all metals will. Beryllium is a good example. The surface of this metal has a thin oxide layer that helps to protect it when it is exposed to acid.

en.wikipedia.org/wiki/Metal-acid_reaction

A chemical reaction is a process that leads to the chemical transformation of one set of chemical substances to another. Classically, chemical reactions encompass changes that only involve the positions of electrons in the forming and breaking of chemical bonds between atoms, with no change to the nuclei (no change to the elements present), and can often be described by a chemical equation.

www.slideshare.net/.../reactions-of-metals-and-metal-compounds

Metals and metal compounds 9E Reactions of metals and metal compounds 7. 9E I’ll name that gas in... Many metals react with acids to produce a gas. But which gas is it? CLUE 1 Think about the formulae for acids: sulphuric acid H 2 SO 4 , hydrochloric acid HCl , nitric acid HNO 3 . CLUE 2 The gas burns with a popping sound.