7552075
Descrição
FlashCards por ayub osman, atualizado more than 1 year ago
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Criado por ayub osman
mais de 7 anos atrás
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| Questão | Responda |
| who created Bunsen burners | Robert burners |
| during the test of a tube you should always? | point the test tube away from a person. |
| scientific drawing of equipment should be in ? | 2 dimension |
| opening the air hole of the Bunsen burner should give a ? | Blue heating flame |
| what is the use of a watch glass ? | for transferring small amount of solid |
| Which is the correct sequence to light up a Bunsen burner | Close air hole --> light up a match --> turn gas on --> light up the gas --> open air hole |
| Never leave ______ unattended. | Bunsen burner |
| A pair of metal tongs are to be used for | For removing hot crucible from the tripod |
| Which is the hottest part of the Bunsen flame | answer : B |
| Why do we wear googles while making Bunsen burner? | To protect our eyes from chemicals and other things . |
| All these items are required to start a fire - Fire Triangle, EXCEPT... Fuel Heat Oxygen water | answer : Water |
| Which letter identifies the part of the Bunsen burner known as the Gas intake? | A |
| what gas is used in Bunsen burner | Methane |
| what is the hottest part? | the blue flame |
| What is the flame you should always light the flame with ? | The safety flame |
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