7. What is the term for herizeral properties that from metallic in the periodic

Question

7. What is the term for herizeral properties that from metallic in the periodic table that contains elements with vary group and to family b, group and series c, period and group s. Which is most likely when rapidly mixing strong acids and bases? Nothing unusual happen. will b, An explosion or near expl with noxious fumes. mixture will instantly become solid. mixture will have a beautiful eelor and a pleasant odor Which of the following are reasons why your laboratory instructor would ask you to a. You are attentive while receiving instructions or display inappropriate behavior Nou are prepared to perform the planned labentoryexercise. Nou are dressed for the laboratory d You are disruptive while receiving important instructions 10. In the event of massixe chemical spill in the laboratory what action should you take? exit the laboratory and summon help. Calmly sit down at your bench and wait for helpto amive. Get your laboratory partner to help you clean up the mess. d. Find your instructor and ask what to do next. 11. chemical suddenly causes massive imitation toyour eyes. Your finstresponse should tell your laboratory partner d. leave the laboratory and go home wash your eyes with lots of nanning water then get help from your Which of the following a. in a Wearing long, loose hair, baggy clothing, Working alone, without supervision, and Eating your lunch and smoking while doing your experiment. d observing safety laboratory procedures at all times. 13 Which is a risky practice in laboratory? Wearing a protective lab coat and using eye protection. operating an open flame near an open ether container. d Keeping a and accurate lab notebook on all lab experiments. Working in a wide-open space. What is the general term for asubstance dissolved in water? Esective 52012

Explanation / Answer

7.

In periods from left to right in a series, metaalic character decreases and non-metallic character increases.

So the correct option is "period and series"

8.

Wchih it leads to the nuetralisation reaction with a release of energy 57KJ/mole. So it leads to near explosion.

9.

you are disruptive while receiving important instructions.

10.

Immediately exit the laboratory and summon help

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