So, ice is, Not all compounds that contain carbon are organic. The state of matter of a substance is due to the kinetic energy of its components.
58. How Did We Discover that Diamonds Are Made of Carbon?
Chlorine is not a noble gas.
If you fill a glass to the brim with ice water and the ice melts, what will happen? 14. Is There Any Liquid Metal at Room Temperature?
This is a cation, which you can remember because the "t" in cation resembles a "+" sign for positive. How Does the Coke+Mentos Experiment Work? Are Two Atoms of the Same Element Exactly the Same? What’s Especial About Vanadium Oxide? 71. How can glass be a liquid if it's so hard? Salt is the solute because it dissolves in the solvent (water).
2. 16. If you don't have enough salt, your body suffers an electrolyte imbalance called hyponatremia. Darwin told us how life …
72. How can glass be a liquid if it's so hard? 2. Martin... 3. The symbol Sb stands for … Milk is close to a neutral pH, but it's slightly acidic thanks in part to the lactic acid it contains. What is the main gas found in the air we breathe?
When it melts, it becomes more dense. What Are Atoms? How Old are Hydrogen Atoms in Our Body? Why Are Graphite Rods Used in Nuclear Reactors? What’s the Role of Ethylene in Fruit Ripening? For one thing, chemistry is everywhere in the world around you, so brushing up on it will help you choose the best foods, medicines, and household products. Do Metals Have Antibacterial Properties?
That just shows you have other interests! Stibnum is the old name for antimony. You know your stuff! 36. On the other hand, you're probably an expert in another field!
Can you... Will chilling an onion before cutting it keep you from crying? 25. If you want to improve your knowledge, grab a kid's science text or start learning chemistry online.
82. True or false?
What is the first element on the periodic table? An example of an inorganic carbon compound is carbon dioxide. 17. Why is mass conserved in chemical reactions?
Can a Substance Solidify Upon Heating? Is There Helium on Earth, and How Do We Collect It? 90. If an atom has more protons than electrons, it has a net positive charge. 92.
What Are Olympic Gold Medals Made Of?
How much salt (NaCl) is in the average adult human... 2. Bromine and mercury are liquid at room temperature.
What Would Happen if you Peed in Space? What is More Complex, the Universe or Chess? How bad of an alcoholic do you have to be to have your brain affected? 51. How does dissolving a salt molecule in water make its atoms ionize?
Your email address will not be published. What ratio of … If there was a million dollar prize for getting the questions right, you could be rich right now! What Is an Acid? 99. Acids have a pH level below 7. How Does the Sun Burn without Oxygen?
Sadly, there's no cash, but you can take comfort in knowing you're the one people turn to when they need answers. Food coloring dispersing in water is an example of diffusion.
46. Be careful you don't confuse the symbol with Sn for tin (a common tricky chemistry test question). Can water stay liquid below zero degrees Celsius?
Review high school chemistry to make sure you've covered all the bases or perform cool chemistry demonstrations to show others why the science is so amazing!
What kind of crystal are crystal drinking glasses made out of? in 2020, Best Books to Learn Chemistry in High School (2020 Guide), The Best General Chemistry Textbook (2020 Updated Guide), The Best Inorganic Chemistry Textbooks [Reference Guide], The Best Organic Chemistry Model Kit [Ultimate Buying Guide], 100 Fun Chemistry Facts (With Awesome Explanations! Chemistry Hall is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon websites, including, but not limited to amazon.com. You even knew the answers to the tricky questions. 85. From here, you can hone your chemistry skills, try your hand at an experiment, or you may simply enjoy taking another quiz. What Is the First Time that Chemistry Has Been Used?
What are Churchane, Housane, and Padogane? What Is the First Element Ever Created? It's OK to miss a question or two. What Happens if You Clean Your Hands with Bleach? What Is a Rather Useless Property of DNA that Everyone Knows About? How Do You Make Fireworks of Different Colors?
73. 62. 7. Why is plastic not used in home construction?
This has served you well so far, but think how much more you could learn! You also have the option to opt-out of these cookies. Awesome Chemistry Experiments For Kids To Do At Home, Awesome and Easy DIY Science Experiments to Do at Home, What Is the Color of Oxygen: Properties and Exciting Facts, Keys for the Best Chemistry Lab Notebook in 2020.
We also use third-party cookies that help us analyze and understand how you use this website. The term "argent" survives, meaning silvery. You'll find keratin primarily in your hair, nails, and skin, but the most abundant protein in humans is collagen, which is found in bone and cartilage.
Why Does Wildfire Spread Uphill Quicker than Downhill?
How Was the Structure of Benzene First Conceived? 55.
Mendeleev (sometimes spelled Mendeleyev) is credited with creating the modern periodic table, although his table was based on increasing atomic mass rather than atomic number. You can also brush up on chemistry by taking another quiz. Does the Hole in the Ozone Layer Still Exist? This category only includes cookies that ensures basic functionalities and security features of the website.
When does the breaking of chemical bonds release energy? Top Ten Questions: Chemistry 1. On the one hand, you won't be winning the Nobel Prize in chemistry any time soon.
Put simply, an acid is any substance that has pH of less than 7.
66. Which Are the Only Elements Liquid at Room Temperature? Can water stay liquid below zero degrees Celsius?
If there had been a million dollars on the line for knowing all the answers, you would have just missed the prize. 34.
How Many Water Molecules Are in a Bucket? 20. Examples of Good Chemistry Project Ideas Can you use a black light to detect invisible spills or smelly stains in carpeting or elsewhere in the house? How does plasma make a campfire flame orange? Another reason to master chemistry is so you can do (and understand) cool science projects. You can melt gallium in the palm of your hand.
You have a good command of chemistry. Not all compounds that contain carbon are organic. Adenine is a nucleic acid, not an amino acid. Why do atoms always contain the same number of electrons and protons?
Ag stands for argentum, which is an old name for silver. So, ice is less dense than water and floats.
How Many Molecules Are in a Rubber Tire? If ice didn't float, lakes and rivers would freeze from the bottom up, basically …
What is the Hardest Chemical in Your Body? Most of the hydrogen in the world is protium (one proton, no neutrons), but some deuterium and tritium occurs, too. Why don't objects fuse to my finger when I touch them? What Happens if You Mix Half a Liter of Alcohol and Half a Liter of Water?
Views expressed here do not necessarily reflect those of Chemistry Hall, all of its staff, contributors or partners.Content on this website is for informational purposes only. 63. Why Does High Air Humidity Make it Feel Hotter?
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