Graphene Quiz (14 questions to test your graphene IQ) Question 1: What is graphene? The name for a honeycomb sheet of carbon atoms The name for a nanoscale cube of random atoms The name for an invisible plastic membrane The scientific name for the graphite in a 6B pencilQuestion 2: Graphene consists... entirely of carbon of 80% carbon and 20% silicon of 80% carbon, 10% silicon and 10% unidentified yet of none of the aboveQuestion 3: When and where was graphene first isolated in the lab? 1998 in Tokyo 2004 in Manchester 2007 in Houston 2010 in StockholmQuestion 4: When graphene was first isolated in the lab, what technology did the researchers use? Atomic Force Microscopy (AFM) Scotch tape Hammer and chisel Ultrasensitive planing and milling machineQuestion 5: Graphene shot into the public awareness because... In 2010, ground-breaking experiments with graphene were awarded the Nobel Prize in Physics In 2013, it became the first approved nanomaterial additive in baby milk formula In 2015, a complete graphene coating made the Eiffel Tower corrosion-proof In 2016, a UK freighter spilled tons of graphene flakes in Boston HarborQuestion 6: Which of its properties makes graphene such an amazing material? Electron mobility Mechanical strength Thermal conductivity All of the aboveQuestion 7: Which of these carbon allotropes can be formed by graphene? Carbon nanotube Fullerene (buckyball) Graphite All of the above Question 8: Which country contributes to over two thirds of the 31,000 graphene patents filed by 2018? China Japan UK USAQuestion 9: Graphene is a... Zero-dimensional (0D) material One-dimensional (1D) material Two-dimensional (2D) material Three-dimensional (3D) materialQuestion 10: A 1 mm thick graphite sheet contains about how many graphene monolayers? Approximately 10 Exactly 179 Roughly 150,000 Approximately 3 millionQuestion 11: Graphene... is more than 100 times stronger than steel is about as stiff as diamond has the highest electron mobility of all electronic materials All of the aboveQuestion 12: Thanks to graphene's high surface area, how much of it would you need to cover a football (i.e. soccer) field? 5.5 grams 784 grams 12.4 kg There isn't enough graphene yet to do thatQuestion 13: What is the smallest atom that can pass through a sheet of defect-free, single-layer graphene? Cerium Oxygen Most atoms can pass Not even the smallest atoms (helium, hydrogen) can passQuestion 14: The commercial production of graphene... Hasn't begun yet Is in various trial stages in several countries Is already done by more than 100 companies worldwide Has been prohibited by most governments
